20187812858

素因数分解:

$2^1\times {\mathrm{359}}^1\times {\mathrm{397}}^1\times {\mathrm{70823}}^1$

素因数の和:71581

約数の個数: 16

約数和(自身を含む): 30442988160

約数和(自身を除く): 10255175302

約数列:

[1, 2, 359, 397, 718, 794, 70823, 141646, 142523, 285046, 25425457, 28116731, 50850914, 56233462, 10093906429, 20187812858]

約数ペア:

[(1, 20187812858), (2, 10093906429), (359, 56233462), (397, 50850914), (718, 28116731), (794, 25425457), (70823, 285046), (141646, 142523)]