20707588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{470627}}^1$

素因数の和:470642

約数の個数: 12

約数和(自身を含む): 39532752

約数和(自身を除く): 18825164

約数列:

[1, 2, 4, 11, 22, 44, 470627, 941254, 1882508, 5176897, 10353794, 20707588]

約数ペア:

[(1, 20707588), (2, 10353794), (4, 5176897), (11, 1882508), (22, 941254), (44, 470627)]