20019165

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12473}}^1$

素因数の和:12588

約数の個数: 16

約数和(自身を含む): 32332608

約数和(自身を除く): 12313443

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 12473, 37419, 62365, 187095, 1334611, 4003833, 6673055, 20019165]

約数ペア:

[(1, 20019165), (3, 6673055), (5, 4003833), (15, 1334611), (107, 187095), (321, 62365), (535, 37419), (1605, 12473)]