201906189

素因数分解:

$3^4\times {\mathrm{839}}^1\times {\mathrm{2971}}^1$

素因数の和:3822

約数の個数: 20

約数和(自身を含む): 302074080

約数和(自身を除く): 100167891

約数列:

[1, 3, 9, 27, 81, 839, 2517, 2971, 7551, 8913, 22653, 26739, 67959, 80217, 240651, 2492669, 7478007, 22434021, 67302063, 201906189]

約数ペア:

[(1, 201906189), (3, 67302063), (9, 22434021), (27, 7478007), (81, 2492669), (839, 240651), (2517, 80217), (2971, 67959), (7551, 26739), (8913, 22653)]