20836067

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 25339392

約数和(自身を除く): 4503325

約数列:

[1, 7, 17, 119, 311, 563, 2177, 3941, 5287, 9571, 37009, 66997, 175093, 1225651, 2976581, 20836067]

約数ペア:

[(1, 20836067), (7, 2976581), (17, 1225651), (119, 175093), (311, 66997), (563, 37009), (2177, 9571), (3941, 5287)]