20495491576

素因数分解:

$2^3\times 7^1\times {\mathrm{365990921}}^1$

素因数の和:365990934

約数の個数: 16

約数和(自身を含む): 43918910640

約数和(自身を除く): 23423419064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 365990921, 731981842, 1463963684, 2561936447, 2927927368, 5123872894, 10247745788, 20495491576]

約数ペア:

[(1, 20495491576), (2, 10247745788), (4, 5123872894), (7, 2927927368), (8, 2561936447), (14, 1463963684), (28, 731981842), (56, 365990921)]