18458307

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 31539200

約数和(自身を除く): 13080893

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 769, 889, 1143, 2307, 2667, 3429, 5383, 6921, 8001, 16149, 20763, 24003, 48447, 97663, 145341, 292989, 683641, 878967, 2050923, 2636901, 6152769, 18458307]

約数ペア:

[(1, 18458307), (3, 6152769), (7, 2636901), (9, 2050923), (21, 878967), (27, 683641), (63, 292989), (127, 145341), (189, 97663), (381, 48447), (769, 24003), (889, 20763), (1143, 16149), (2307, 8001), (2667, 6921), (3429, 5383)]