20574827

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{727}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 25439232

約数和(自身を除く): 4864405

約数列:

[1, 7, 13, 91, 311, 727, 2177, 4043, 5089, 9451, 28301, 66157, 226097, 1582679, 2939261, 20574827]

約数ペア:

[(1, 20574827), (7, 2939261), (13, 1582679), (91, 226097), (311, 66157), (727, 28301), (2177, 9451), (4043, 5089)]