20166445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{673}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 26156592

約数和(自身を除く): 5990147

約数列:

[1, 5, 13, 65, 461, 673, 2305, 3365, 5993, 8749, 29965, 43745, 310253, 1551265, 4033289, 20166445]

約数ペア:

[(1, 20166445), (5, 4033289), (13, 1551265), (65, 310253), (461, 43745), (673, 29965), (2305, 8749), (3365, 5993)]