19381804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1873}}^1$

素因数の和:2089

約数の個数: 24

約数和(自身を含む): 36730400

約数和(自身を除く): 17348596

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 1873, 2587, 3746, 5174, 7492, 10348, 24349, 48698, 97396, 372727, 745454, 1490908, 4845451, 9690902, 19381804]

約数ペア:

[(1, 19381804), (2, 9690902), (4, 4845451), (13, 1490908), (26, 745454), (52, 372727), (199, 97396), (398, 48698), (796, 24349), (1873, 10348), (2587, 7492), (3746, 5174)]