18039729

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{739}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 24627200

約数和(自身を除く): 6587471

約数列:

[1, 3, 79, 103, 237, 309, 739, 2217, 8137, 24411, 58381, 76117, 175143, 228351, 6013243, 18039729]

約数ペア:

[(1, 18039729), (3, 6013243), (79, 228351), (103, 175143), (237, 76117), (309, 58381), (739, 24411), (2217, 8137)]