17962479

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{2153}}^1$

素因数の和:2268

約数の個数: 20

約数和(自身を含む): 27105936

約数和(自身を除く): 9143457

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2153, 2781, 6459, 8343, 19377, 58131, 174393, 221759, 665277, 1995831, 5987493, 17962479]

約数ペア:

[(1, 17962479), (3, 5987493), (9, 1995831), (27, 665277), (81, 221759), (103, 174393), (309, 58131), (927, 19377), (2153, 8343), (2781, 6459)]