20793357

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7727}}^1$

素因数の和:7769

約数の個数: 24

約数和(自身を含む): 33755904

約数和(自身を除く): 12962547

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 7727, 23181, 69543, 100451, 177721, 301353, 533163, 904059, 1599489, 2310373, 6931119, 20793357]

約数ペア:

[(1, 20793357), (3, 6931119), (9, 2310373), (13, 1599489), (23, 904059), (39, 533163), (69, 301353), (117, 177721), (207, 100451), (299, 69543), (897, 23181), (2691, 7727)]