20207026

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 16184654

約数列:

[1, 2, 7, 14, 29, 58, 71, 142, 203, 406, 497, 701, 994, 1402, 2059, 4118, 4907, 9814, 14413, 20329, 28826, 40658, 49771, 99542, 142303, 284606, 348397, 696794, 1443359, 2886718, 10103513, 20207026]

約数ペア:

[(1, 20207026), (2, 10103513), (7, 2886718), (14, 1443359), (29, 696794), (58, 348397), (71, 284606), (142, 142303), (203, 99542), (406, 49771), (497, 40658), (701, 28826), (994, 20329), (1402, 14413), (2059, 9814), (4118, 4907)]