20687557238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2850311}}^1$

素因数の和:2850523

約数の個数: 16

約数和(自身を含む): 32835594240

約数和(自身を除く): 12148037002

約数列:

[1, 2, 19, 38, 191, 382, 3629, 7258, 2850311, 5700622, 54155909, 108311818, 544409401, 1088818802, 10343778619, 20687557238]

約数ペア:

[(1, 20687557238), (2, 10343778619), (19, 1088818802), (38, 544409401), (191, 108311818), (382, 54155909), (3629, 5700622), (7258, 2850311)]