20430117

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17597}}^1$

素因数の和:17649

約数の個数: 16

約数和(自身を含む): 30972480

約数和(自身を除く): 10542363

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17597, 52791, 158373, 475119, 756671, 2270013, 6810039, 20430117]

約数ペア:

[(1, 20430117), (3, 6810039), (9, 2270013), (27, 756671), (43, 475119), (129, 158373), (387, 52791), (1161, 17597)]