18663339

素因数分解:

$3^1\times {\mathrm{19}}^3\times {\mathrm{907}}^1$

素因数の和:967

約数の個数: 16

約数和(自身を含む): 26295680

約数和(自身を除く): 7632341

約数列:

[1, 3, 19, 57, 361, 907, 1083, 2721, 6859, 17233, 20577, 51699, 327427, 982281, 6221113, 18663339]

約数ペア:

[(1, 18663339), (3, 6221113), (19, 982281), (57, 327427), (361, 51699), (907, 20577), (1083, 17233), (2721, 6859)]