20123762675

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{7969807}}^1$

素因数の和:7969918

約数の個数: 12

約数和(自身を含む): 25200532896

約数和(自身を除く): 5076770221

約数列:

[1, 5, 25, 101, 505, 2525, 7969807, 39849035, 199245175, 804950507, 4024752535, 20123762675]

約数ペア:

[(1, 20123762675), (5, 4024752535), (25, 804950507), (101, 199245175), (505, 39849035), (2525, 7969807)]