18185222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20161}}^1$

素因数の和:20215

約数の個数: 16

約数和(自身を含む): 30484944

約数和(自身を除く): 12299722

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 20161, 40322, 221771, 443542, 826601, 1653202, 9092611, 18185222]

約数ペア:

[(1, 18185222), (2, 9092611), (11, 1653202), (22, 826601), (41, 443542), (82, 221771), (451, 40322), (902, 20161)]