20201580217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{8237}}^1\times {\mathrm{26951}}^1$

素因数の和:35208

約数の個数: 16

約数和(自身を含む): 24867424512

約数和(自身を除く): 4665844295

約数列:

[1, 7, 13, 91, 8237, 26951, 57659, 107081, 188657, 350363, 749567, 2452541, 221995387, 1553967709, 2885940031, 20201580217]

約数ペア:

[(1, 20201580217), (7, 2885940031), (13, 1553967709), (91, 221995387), (8237, 2452541), (26951, 749567), (57659, 350363), (107081, 188657)]