220858216

素因数分解:

$2^3\times {\mathrm{1657}}^1\times {\mathrm{16661}}^1$

素因数の和:18324

約数の個数: 16

約数和(自身を含む): 414383940

約数和(自身を除く): 193525724

約数列:

[1, 2, 4, 8, 1657, 3314, 6628, 13256, 16661, 33322, 66644, 133288, 27607277, 55214554, 110429108, 220858216]

約数ペア:

[(1, 220858216), (2, 110429108), (4, 55214554), (8, 27607277), (1657, 133288), (3314, 66644), (6628, 33322), (13256, 16661)]