18512572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1789}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 35084000

約数和(自身を除く): 16571428

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 1789, 2587, 3578, 5174, 7156, 10348, 23257, 46514, 93028, 356011, 712022, 1424044, 4628143, 9256286, 18512572]

約数ペア:

[(1, 18512572), (2, 9256286), (4, 4628143), (13, 1424044), (26, 712022), (52, 356011), (199, 93028), (398, 46514), (796, 23257), (1789, 10348), (2587, 7156), (3578, 5174)]