20260989

素因数分解:

$3^3\times 7^1\times {\mathrm{107201}}^1$

素因数の和:107217

約数の個数: 16

約数和(自身を含む): 34304640

約数和(自身を除く): 14043651

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 107201, 321603, 750407, 964809, 2251221, 2894427, 6753663, 20260989]

約数ペア:

[(1, 20260989), (3, 6753663), (7, 2894427), (9, 2251221), (21, 964809), (27, 750407), (63, 321603), (189, 107201)]