20708644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{470651}}^1$

素因数の和:470666

約数の個数: 12

約数和(自身を含む): 39534768

約数和(自身を除く): 18826124

約数列:

[1, 2, 4, 11, 22, 44, 470651, 941302, 1882604, 5177161, 10354322, 20708644]

約数ペア:

[(1, 20708644), (2, 10354322), (4, 5177161), (11, 1882604), (22, 941302), (44, 470651)]