20953636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{476219}}^1$

素因数の和:476234

約数の個数: 12

約数和(自身を含む): 40002480

約数和(自身を除く): 19048844

約数列:

[1, 2, 4, 11, 22, 44, 476219, 952438, 1904876, 5238409, 10476818, 20953636]

約数ペア:

[(1, 20953636), (2, 10476818), (4, 5238409), (11, 1904876), (22, 952438), (44, 476219)]