20237728689

素因数分解:

$3^3\times {\mathrm{521}}^1\times {\mathrm{1438667}}^1$

素因数の和:1439197

約数の個数: 16

約数和(自身を含む): 30039387840

約数和(自身を除く): 9801659151

約数列:

[1, 3, 9, 27, 521, 1563, 4689, 14067, 1438667, 4316001, 12948003, 38844009, 749545507, 2248636521, 6745909563, 20237728689]

約数ペア:

[(1, 20237728689), (3, 6745909563), (9, 2248636521), (27, 749545507), (521, 38844009), (1563, 12948003), (4689, 4316001), (14067, 1438667)]