20926774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{2207}}^1$

素因数の和:2651

約数の個数: 16

約数和(自身を含む): 34338816

約数和(自身を除く): 13412042

約数列:

[1, 2, 11, 22, 431, 862, 2207, 4414, 4741, 9482, 24277, 48554, 951217, 1902434, 10463387, 20926774]

約数ペア:

[(1, 20926774), (2, 10463387), (11, 1902434), (22, 951217), (431, 48554), (862, 24277), (2207, 9482), (4414, 4741)]