20452376

素因数分解:

$2^3\times 7^1\times {\mathrm{521}}^1\times {\mathrm{701}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 43973280

約数和(自身を除く): 23520904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 521, 701, 1042, 1402, 2084, 2804, 3647, 4168, 4907, 5608, 7294, 9814, 14588, 19628, 29176, 39256, 365221, 730442, 1460884, 2556547, 2921768, 5113094, 10226188, 20452376]

約数ペア:

[(1, 20452376), (2, 10226188), (4, 5113094), (7, 2921768), (8, 2556547), (14, 1460884), (28, 730442), (56, 365221), (521, 39256), (701, 29176), (1042, 19628), (1402, 14588), (2084, 9814), (2804, 7294), (3647, 5608), (4168, 4907)]