20702924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{470521}}^1$

素因数の和:470536

約数の個数: 12

約数和(自身を含む): 39523848

約数和(自身を除く): 18820924

約数列:

[1, 2, 4, 11, 22, 44, 470521, 941042, 1882084, 5175731, 10351462, 20702924]

約数ペア:

[(1, 20702924), (2, 10351462), (4, 5175731), (11, 1882084), (22, 941042), (44, 470521)]