20395562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{2011}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 33463584

約数和(自身を除く): 13068022

約数列:

[1, 2, 11, 22, 461, 922, 2011, 4022, 5071, 10142, 22121, 44242, 927071, 1854142, 10197781, 20395562]

約数ペア:

[(1, 20395562), (2, 10197781), (11, 1854142), (22, 927071), (461, 44242), (922, 22121), (2011, 10142), (4022, 5071)]