18489279

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 25090560

約数和(自身を除く): 6601281

約数列:

[1, 3, 107, 239, 241, 321, 717, 723, 25573, 25787, 57599, 76719, 77361, 172797, 6163093, 18489279]

約数ペア:

[(1, 18489279), (3, 6163093), (107, 172797), (239, 77361), (241, 76719), (321, 57599), (717, 25787), (723, 25573)]