19328842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8353}}^1$

素因数の和:8457

約数の個数: 16

約数和(自身を含む): 31578120

約数和(自身を除く): 12249278

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8353, 16706, 108589, 217178, 743417, 1486834, 9664421, 19328842]

約数ペア:

[(1, 19328842), (2, 9664421), (13, 1486834), (26, 743417), (89, 217178), (178, 108589), (1157, 16706), (2314, 8353)]