20806632005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3084749}}^1$

素因数の和:3084844

約数の個数: 16

約数和(自身を含む): 26652240000

約数和(自身を除く): 5845607995

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 3084749, 15423745, 58610231, 219017179, 293051155, 1095085895, 4161326401, 20806632005]

約数ペア:

[(1, 20806632005), (5, 4161326401), (19, 1095085895), (71, 293051155), (95, 219017179), (355, 58610231), (1349, 15423745), (6745, 3084749)]