20611886

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{4721}}^1$

素因数の和:4819

約数の個数: 16

約数和(自身を含む): 32298480

約数和(自身を除く): 11686594

約数列:

[1, 2, 37, 59, 74, 118, 2183, 4366, 4721, 9442, 174677, 278539, 349354, 557078, 10305943, 20611886]

約数ペア:

[(1, 20611886), (2, 10305943), (37, 557078), (59, 349354), (74, 278539), (118, 174677), (2183, 9442), (4366, 4721)]