20055571887

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{648481}}^1$

素因数の和:648571

約数の個数: 24

約数和(自身を含む): 29430707088

約数和(自身を除く): 9375135201

約数列:

[1, 3, 13, 39, 61, 169, 183, 507, 793, 2379, 10309, 30927, 648481, 1945443, 8430253, 25290759, 39557341, 109593289, 118672023, 328779867, 514245433, 1542736299, 6685190629, 20055571887]

約数ペア:

[(1, 20055571887), (3, 6685190629), (13, 1542736299), (39, 514245433), (61, 328779867), (169, 118672023), (183, 109593289), (507, 39557341), (793, 25290759), (2379, 8430253), (10309, 1945443), (30927, 648481)]