20173981617

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131856089}}^1$

素因数の和:131856112

約数の個数: 12

約数和(自身を含む): 30854325060

約数和(自身を除く): 10680343443

約数列:

[1, 3, 9, 17, 51, 153, 131856089, 395568267, 1186704801, 2241553513, 6724660539, 20173981617]

約数ペア:

[(1, 20173981617), (3, 6724660539), (9, 2241553513), (17, 1186704801), (51, 395568267), (153, 131856089)]