20337235

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 25231392

約数和(自身を除く): 4894157

約数列:

[1, 5, 37, 185, 211, 521, 1055, 2605, 7807, 19277, 39035, 96385, 109931, 549655, 4067447, 20337235]

約数ペア:

[(1, 20337235), (5, 4067447), (37, 549655), (185, 109931), (211, 96385), (521, 39035), (1055, 19277), (2605, 7807)]