20507625

素因数分解:

$3^2\times 5^3\times {\mathrm{18229}}^1$

素因数の和:18250

約数の個数: 24

約数和(自身を含む): 36970440

約数和(自身を除く): 16462815

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 18229, 54687, 91145, 164061, 273435, 455725, 820305, 1367175, 2278625, 4101525, 6835875, 20507625]

約数ペア:

[(1, 20507625), (3, 6835875), (5, 4101525), (9, 2278625), (15, 1367175), (25, 820305), (45, 455725), (75, 273435), (125, 164061), (225, 91145), (375, 54687), (1125, 18229)]