19824981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{701}}^1\times {\mathrm{857}}^1$

素因数の和:1572

約数の個数: 16

約数和(自身を含む): 28911168

約数和(自身を除く): 9086187

約数列:

[1, 3, 11, 33, 701, 857, 2103, 2571, 7711, 9427, 23133, 28281, 600757, 1802271, 6608327, 19824981]

約数ペア:

[(1, 19824981), (3, 6608327), (11, 1802271), (33, 600757), (701, 28281), (857, 23133), (2103, 9427), (2571, 7711)]