20346687

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{9539}}^1$

素因数の和:9627

約数の個数: 16

約数和(自身を含む): 30528000

約数和(自身を除く): 10181313

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 9539, 28617, 85851, 257553, 753581, 2260743, 6782229, 20346687]

約数ペア:

[(1, 20346687), (3, 6782229), (9, 2260743), (27, 753581), (79, 257553), (237, 85851), (711, 28617), (2133, 9539)]