20180644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{458651}}^1$

素因数の和:458666

約数の個数: 12

約数和(自身を含む): 38526768

約数和(自身を除く): 18346124

約数列:

[1, 2, 4, 11, 22, 44, 458651, 917302, 1834604, 5045161, 10090322, 20180644]

約数ペア:

[(1, 20180644), (2, 10090322), (4, 5045161), (11, 1834604), (22, 917302), (44, 458651)]