20075481

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 30453696

約数和(自身を除く): 10378215

約数列:

[1, 3, 9, 23, 69, 207, 293, 331, 879, 993, 2637, 2979, 6739, 7613, 20217, 22839, 60651, 68517, 96983, 290949, 872847, 2230609, 6691827, 20075481]

約数ペア:

[(1, 20075481), (3, 6691827), (9, 2230609), (23, 872847), (69, 290949), (207, 96983), (293, 68517), (331, 60651), (879, 22839), (993, 20217), (2637, 7613), (2979, 6739)]