18239391

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{1277}}^1$

素因数の和:1332

約数の個数: 24

約数和(自身を含む): 28269360

約数和(自身を除く): 10029969

約数列:

[1, 3, 9, 23, 27, 69, 207, 529, 621, 1277, 1587, 3831, 4761, 11493, 14283, 29371, 34479, 88113, 264339, 675533, 793017, 2026599, 6079797, 18239391]

約数ペア:

[(1, 18239391), (3, 6079797), (9, 2026599), (23, 793017), (27, 675533), (69, 264339), (207, 88113), (529, 34479), (621, 29371), (1277, 14283), (1587, 11493), (3831, 4761)]