18779283

素因数分解:

$3^5\times {\mathrm{109}}^1\times {\mathrm{709}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 28428400

約数和(自身を除く): 9649117

約数列:

[1, 3, 9, 27, 81, 109, 243, 327, 709, 981, 2127, 2943, 6381, 8829, 19143, 26487, 57429, 77281, 172287, 231843, 695529, 2086587, 6259761, 18779283]

約数ペア:

[(1, 18779283), (3, 6259761), (9, 2086587), (27, 695529), (81, 231843), (109, 172287), (243, 77281), (327, 57429), (709, 26487), (981, 19143), (2127, 8829), (2943, 6381)]