20050615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{827}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 26012448

約数和(自身を除く): 5961833

約数列:

[1, 5, 13, 65, 373, 827, 1865, 4135, 4849, 10751, 24245, 53755, 308471, 1542355, 4010123, 20050615]

約数ペア:

[(1, 20050615), (5, 4010123), (13, 1542355), (65, 308471), (373, 53755), (827, 24245), (1865, 10751), (4135, 4849)]