숫자 19812720
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 3 * 5 * 31 * 2663 |
약수 | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 2663, 3720, 5326, 7440, 7989, 10652, 13315, 15978, 21304, 26630, 31956, 39945, 42608, 53260, 63912, 79890, 82553, 106520, 127824, 159780, 165106, 213040, 247659, 319560, 330212, 412765, 495318, 639120, 660424, 825530, 990636, 1238295, 1320848, 1651060, 1981272, 2476590, 3302120, 3962544, 4953180, 6604240, 9906360, 19812720 |
약수의 개수 | 80 |
약수의 합 | 63424512 |
성질
표기
바이너리 | 1001011100101000101110000 |
8진수 | 113450560 |
16진수 | 12e5170 |