19129175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 25935840

約数和(自身を除く): 6806665

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 829, 923, 1775, 4145, 4615, 10777, 20725, 23075, 53885, 58859, 269425, 294295, 765167, 1471475, 3825835, 19129175]

約数ペア:

[(1, 19129175), (5, 3825835), (13, 1471475), (25, 765167), (65, 294295), (71, 269425), (325, 58859), (355, 53885), (829, 23075), (923, 20725), (1775, 10777), (4145, 4615)]