20126151

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{1031}}^1$

素因数の和:1284

約数の個数: 20

約数和(自身を含む): 30219024

約数和(自身を除く): 10092873

約数列:

[1, 3, 9, 27, 81, 241, 723, 1031, 2169, 3093, 6507, 9279, 19521, 27837, 83511, 248471, 745413, 2236239, 6708717, 20126151]

約数ペア:

[(1, 20126151), (3, 6708717), (9, 2236239), (27, 745413), (81, 248471), (241, 83511), (723, 27837), (1031, 19521), (2169, 9279), (3093, 6507)]