20105998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{2063}}^1$

素因数の和:2519

約数の個数: 16

約数和(自身を含む): 32990976

約数和(自身を除く): 12884978

約数列:

[1, 2, 11, 22, 443, 886, 2063, 4126, 4873, 9746, 22693, 45386, 913909, 1827818, 10052999, 20105998]

約数ペア:

[(1, 20105998), (2, 10052999), (11, 1827818), (22, 913909), (443, 45386), (886, 22693), (2063, 9746), (4126, 4873)]