19924725

素因数分解:

$3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{2351}}^1$

素因数の和:2477

約数の個数: 24

約数和(自身を含む): 33247872

約数和(自身を除く): 13323147

約数列:

[1, 3, 5, 15, 25, 75, 113, 339, 565, 1695, 2351, 2825, 7053, 8475, 11755, 35265, 58775, 176325, 265663, 796989, 1328315, 3984945, 6641575, 19924725]

約数ペア:

[(1, 19924725), (3, 6641575), (5, 3984945), (15, 1328315), (25, 796989), (75, 265663), (113, 176325), (339, 58775), (565, 35265), (1695, 11755), (2351, 8475), (2825, 7053)]