20807521063

素因数分解:

$7^2\times {\mathrm{10477}}^1\times {\mathrm{40531}}^1$

素因数の和:51022

約数の個数: 12

約数和(自身を含む): 24207574872

約数和(自身を除く): 3400053809

約数列:

[1, 7, 49, 10477, 40531, 73339, 283717, 513373, 1986019, 424643287, 2972503009, 20807521063]

約数ペア:

[(1, 20807521063), (7, 2972503009), (49, 424643287), (10477, 1986019), (40531, 513373), (73339, 283717)]