20882529

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{2503}}^1$

素因数の和:2618

約数の個数: 20

約数和(自身を含む): 31510336

約数和(自身を除く): 10627807

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2503, 2781, 7509, 8343, 22527, 67581, 202743, 257809, 773427, 2320281, 6960843, 20882529]

約数ペア:

[(1, 20882529), (3, 6960843), (9, 2320281), (27, 773427), (81, 257809), (103, 202743), (309, 67581), (927, 22527), (2503, 8343), (2781, 7509)]