18182487

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 25993344

約数和(自身を除く): 7810857

約数列:

[1, 3, 19, 57, 103, 163, 309, 361, 489, 1083, 1957, 3097, 5871, 9291, 16789, 37183, 50367, 58843, 111549, 176529, 318991, 956973, 6060829, 18182487]

約数ペア:

[(1, 18182487), (3, 6060829), (19, 956973), (57, 318991), (103, 176529), (163, 111549), (309, 58843), (361, 50367), (489, 37183), (1083, 16789), (1957, 9291), (3097, 5871)]