20025379

素因数分解:

${\mathrm{11}}^2\times {\mathrm{359}}^1\times {\mathrm{461}}^1$

素因数の和:842

約数の個数: 12

約数和(自身を含む): 22120560

約数和(自身を除く): 2095181

約数列:

[1, 11, 121, 359, 461, 3949, 5071, 43439, 55781, 165499, 1820489, 20025379]

約数ペア:

[(1, 20025379), (11, 1820489), (121, 165499), (359, 55781), (461, 43439), (3949, 5071)]