20109404

素因数分解:

$2^2\times 7^3\times {\mathrm{14657}}^1$

素因数の和:14682

約数の個数: 24

約数和(自身を含む): 41042400

約数和(自身を除く): 20932996

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14657, 29314, 58628, 102599, 205198, 410396, 718193, 1436386, 2872772, 5027351, 10054702, 20109404]

約数ペア:

[(1, 20109404), (2, 10054702), (4, 5027351), (7, 2872772), (14, 1436386), (28, 718193), (49, 410396), (98, 205198), (196, 102599), (343, 58628), (686, 29314), (1372, 14657)]