20187251705

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{141511}}^1$

素因数の和:141896

約数の個数: 16

約数和(自身を含む): 24548369664

約数和(自身を除く): 4361117959

約数列:

[1, 5, 103, 277, 515, 1385, 28531, 141511, 142655, 707555, 14575633, 39198547, 72878165, 195992735, 4037450341, 20187251705]

約数ペア:

[(1, 20187251705), (5, 4037450341), (103, 195992735), (277, 72878165), (515, 39198547), (1385, 14575633), (28531, 707555), (141511, 142655)]