19917268

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41843}}^1$

素因数の和:41871

約数の個数: 24

約数和(自身を含む): 42178752

約数和(自身を除く): 22261484

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 41843, 83686, 167372, 292901, 585802, 711331, 1171604, 1422662, 2845324, 4979317, 9958634, 19917268]

約数ペア:

[(1, 19917268), (2, 9958634), (4, 4979317), (7, 2845324), (14, 1422662), (17, 1171604), (28, 711331), (34, 585802), (68, 292901), (119, 167372), (238, 83686), (476, 41843)]