20106955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1301}}^1$

素因数の和:1598

約数の個数: 16

約数和(自身を含む): 26435808

約数和(自身を除く): 6328853

約数列:

[1, 5, 11, 55, 281, 1301, 1405, 3091, 6505, 14311, 15455, 71555, 365581, 1827905, 4021391, 20106955]

約数ペア:

[(1, 20106955), (5, 4021391), (11, 1827905), (55, 365581), (281, 71555), (1301, 15455), (1405, 14311), (3091, 6505)]