20089027

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 23474880

約数和(自身を除く): 3385853

約数列:

[1, 7, 109, 113, 233, 763, 791, 1631, 12317, 25397, 26329, 86219, 177779, 184303, 2869861, 20089027]

約数ペア:

[(1, 20089027), (7, 2869861), (109, 184303), (113, 177779), (233, 86219), (763, 26329), (791, 25397), (1631, 12317)]