숫자 17821980
소인수분해
소인수분해 | 2 * 2 * 3 * 3 * 5 * 11 * 9001 |
약수 | 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 9001, 18002, 27003, 36004, 45005, 54006, 81009, 90010, 99011, 108012, 135015, 162018, 180020, 198022, 270030, 297033, 324036, 396044, 405045, 495055, 540060, 594066, 810090, 891099, 990110, 1188132, 1485165, 1620180, 1782198, 1980220, 2970330, 3564396, 4455495, 5940660, 8910990, 17821980 |
약수의 개수 | 72 |
약수의 합 | 58981104 |
성질
표기
바이너리 | 1000011111111000100011100 |
8진수 | 103770434 |
16진수 | 10ff11c |