20866186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{2141}}^1$

素因数の和:2597

約数の個数: 16

約数和(自身を含む): 34237728

約数和(自身を除く): 13371542

約数列:

[1, 2, 11, 22, 443, 886, 2141, 4282, 4873, 9746, 23551, 47102, 948463, 1896926, 10433093, 20866186]

約数ペア:

[(1, 20866186), (2, 10433093), (11, 1896926), (22, 948463), (443, 47102), (886, 23551), (2141, 9746), (4282, 4873)]