220121728

素因数分解:

$2^7\times {\mathrm{1719701}}^1$

素因数の和:1719715

約数の個数: 16

約数和(自身を含む): 438524010

約数和(自身を除く): 218402282

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1719701, 3439402, 6878804, 13757608, 27515216, 55030432, 110060864, 220121728]

約数ペア:

[(1, 220121728), (2, 110060864), (4, 55030432), (8, 27515216), (16, 13757608), (32, 6878804), (64, 3439402), (128, 1719701)]