12639085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{571}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 16061760

約数和(自身を除く): 3422675

約数列:

[1, 5, 19, 95, 233, 571, 1165, 2855, 4427, 10849, 22135, 54245, 133043, 665215, 2527817, 12639085]

約数ペア:

[(1, 12639085), (5, 2527817), (19, 665215), (95, 133043), (233, 54245), (571, 22135), (1165, 10849), (2855, 4427)]