20699570521

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{214639}}^1$

素因数の和:215268

約数の個数: 16

約数和(自身を含む): 24726528000

約数和(自身を除く): 4026957479

約数列:

[1, 7, 23, 161, 599, 4193, 13777, 96439, 214639, 1502473, 4936697, 34556879, 128568761, 899981327, 2957081503, 20699570521]

約数ペア:

[(1, 20699570521), (7, 2957081503), (23, 899981327), (161, 128568761), (599, 34556879), (4193, 4936697), (13777, 1502473), (96439, 214639)]