20605882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2609}}^1$

素因数の和:2981

約数の個数: 16

約数和(自身を含む): 33825600

約数和(自身を除く): 13219718

約数列:

[1, 2, 11, 22, 359, 718, 2609, 3949, 5218, 7898, 28699, 57398, 936631, 1873262, 10302941, 20605882]

約数ペア:

[(1, 20605882), (2, 10302941), (11, 1873262), (22, 936631), (359, 57398), (718, 28699), (2609, 7898), (3949, 5218)]