20409639

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2011}}^1$

素因数の和:2230

約数の個数: 16

約数和(自身を含む): 28972800

約数和(自身を除く): 8563161

約数列:

[1, 3, 17, 51, 199, 597, 2011, 3383, 6033, 10149, 34187, 102561, 400189, 1200567, 6803213, 20409639]

約数ペア:

[(1, 20409639), (3, 6803213), (17, 1200567), (51, 400189), (199, 102561), (597, 34187), (2011, 10149), (3383, 6033)]