20422287

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14831}}^1$

素因数の和:14860

約数の個数: 20

約数和(自身を含む): 32304096

約数和(自身を除く): 11881809

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14831, 44493, 133479, 252127, 400437, 756381, 1201311, 2269143, 6807429, 20422287]

約数ペア:

[(1, 20422287), (3, 6807429), (9, 2269143), (17, 1201311), (27, 756381), (51, 400437), (81, 252127), (153, 133479), (459, 44493), (1377, 14831)]