20895226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1823}}^1$

素因数の和:2357

約数の個数: 16

約数和(自身を含む): 34276608

約数和(自身を除く): 13381382

約数列:

[1, 2, 11, 22, 521, 1042, 1823, 3646, 5731, 11462, 20053, 40106, 949783, 1899566, 10447613, 20895226]

約数ペア:

[(1, 20895226), (2, 10447613), (11, 1899566), (22, 949783), (521, 40106), (1042, 20053), (1823, 11462), (3646, 5731)]