20606643

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1270

約数の個数: 28

約数和(自身を含む): 32265360

約数和(自身を除く): 11658717

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1229, 1863, 3687, 5589, 11061, 16767, 28267, 33183, 84801, 99549, 254403, 298647, 763209, 895941, 2289627, 6868881, 20606643]

約数ペア:

[(1, 20606643), (3, 6868881), (9, 2289627), (23, 895941), (27, 763209), (69, 298647), (81, 254403), (207, 99549), (243, 84801), (621, 33183), (729, 28267), (1229, 16767), (1863, 11061), (3687, 5589)]