18764668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21227}}^1$

素因数の和:21261

約数の個数: 24

約数和(自身を含む): 37446192

約数和(自身を除く): 18681524

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21227, 42454, 84908, 275951, 360859, 551902, 721718, 1103804, 1443436, 4691167, 9382334, 18764668]

約数ペア:

[(1, 18764668), (2, 9382334), (4, 4691167), (13, 1443436), (17, 1103804), (26, 721718), (34, 551902), (52, 360859), (68, 275951), (221, 84908), (442, 42454), (884, 21227)]