20125637

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3191}}^1$

素因数の和:3268

約数の個数: 16

約数和(自身を含む): 24820992

約数和(自身を除く): 4695355

約数列:

[1, 7, 17, 53, 119, 371, 901, 3191, 6307, 22337, 54247, 169123, 379729, 1183861, 2875091, 20125637]

約数ペア:

[(1, 20125637), (7, 2875091), (17, 1183861), (53, 379729), (119, 169123), (371, 54247), (901, 22337), (3191, 6307)]