20079715

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{349}}^1$

素因数の和:702

約数の個数: 16

約数和(自身を含む): 24897600

約数和(自身を除く): 4817885

約数列:

[1, 5, 37, 185, 311, 349, 1555, 1745, 11507, 12913, 57535, 64565, 108539, 542695, 4015943, 20079715]

約数ペア:

[(1, 20079715), (5, 4015943), (37, 542695), (185, 108539), (311, 64565), (349, 57535), (1555, 12913), (1745, 11507)]