20579090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15473}}^1$

素因数の和:15506

約数の個数: 32

約数和(自身を含む): 44565120

約数和(自身を除く): 23986030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15473, 30946, 77365, 108311, 154730, 216622, 293987, 541555, 587974, 1083110, 1469935, 2057909, 2939870, 4115818, 10289545, 20579090]

約数ペア:

[(1, 20579090), (2, 10289545), (5, 4115818), (7, 2939870), (10, 2057909), (14, 1469935), (19, 1083110), (35, 587974), (38, 541555), (70, 293987), (95, 216622), (133, 154730), (190, 108311), (266, 77365), (665, 30946), (1330, 15473)]