20659941

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{6221}}^1$

素因数の和:6274

約数の個数: 20

約数和(自身を含む): 31620204

約数和(自身を除く): 10960263

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 6221, 18663, 55989, 167967, 255061, 503901, 765183, 2295549, 6886647, 20659941]

約数ペア:

[(1, 20659941), (3, 6886647), (9, 2295549), (27, 765183), (41, 503901), (81, 255061), (123, 167967), (369, 55989), (1107, 18663), (3321, 6221)]