20730731619

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{1213}}^1\times {\mathrm{2593}}^1$

素因数の和:3848

約数の個数: 32

約数和(自身を含む): 29979584320

約数和(自身を除く): 9248852701

約数列:

[1, 3, 13, 39, 169, 507, 1213, 2197, 2593, 3639, 6591, 7779, 15769, 33709, 47307, 101127, 204997, 438217, 614991, 1314651, 2664961, 3145309, 5696821, 7994883, 9435927, 17090463, 40889017, 122667051, 531557221, 1594671663, 6910243873, 20730731619]

約数ペア:

[(1, 20730731619), (3, 6910243873), (13, 1594671663), (39, 531557221), (169, 122667051), (507, 40889017), (1213, 17090463), (2197, 9435927), (2593, 7994883), (3639, 5696821), (6591, 3145309), (7779, 2664961), (15769, 1314651), (33709, 614991), (47307, 438217), (101127, 204997)]