20839608

素因数分解:

$2^3\times 3^2\times {\mathrm{289439}}^1$

素因数の和:289451

約数の個数: 24

約数和(自身を含む): 56440800

約数和(自身を除く): 35601192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289439, 578878, 868317, 1157756, 1736634, 2315512, 2604951, 3473268, 5209902, 6946536, 10419804, 20839608]

約数ペア:

[(1, 20839608), (2, 10419804), (3, 6946536), (4, 5209902), (6, 3473268), (8, 2604951), (9, 2315512), (12, 1736634), (18, 1157756), (24, 868317), (36, 578878), (72, 289439)]