18048513

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2081}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 28481760

約数和(自身を除く): 10433247

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2081, 2891, 6243, 8673, 14567, 43701, 101969, 122779, 305907, 368337, 859453, 2578359, 6016171, 18048513]

約数ペア:

[(1, 18048513), (3, 6016171), (7, 2578359), (21, 859453), (49, 368337), (59, 305907), (147, 122779), (177, 101969), (413, 43701), (1239, 14567), (2081, 8673), (2891, 6243)]