20087122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10259}}^1$

素因数の和:10361

約数の個数: 16

約数和(自身を含む): 33242400

約数和(自身を除く): 13155278

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10259, 20518, 112849, 225698, 913051, 1826102, 10043561, 20087122]

約数ペア:

[(1, 20087122), (2, 10043561), (11, 1826102), (22, 913051), (89, 225698), (178, 112849), (979, 20518), (1958, 10259)]