28820044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{655001}}^1$

素因数の和:655016

約数の個数: 12

約数和(自身を含む): 55020168

約数和(自身を除く): 26200124

約数列:

[1, 2, 4, 11, 22, 44, 655001, 1310002, 2620004, 7205011, 14410022, 28820044]

約数ペア:

[(1, 28820044), (2, 14410022), (4, 7205011), (11, 2620004), (22, 1310002), (44, 655001)]