20626265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 27553344

約数和(自身を除く): 6927079

約数列:

[1, 5, 11, 55, 103, 121, 331, 515, 605, 1133, 1655, 3641, 5665, 12463, 18205, 34093, 40051, 62315, 170465, 200255, 375023, 1875115, 4125253, 20626265]

約数ペア:

[(1, 20626265), (5, 4125253), (11, 1875115), (55, 375023), (103, 200255), (121, 170465), (331, 62315), (515, 40051), (605, 34093), (1133, 18205), (1655, 12463), (3641, 5665)]