18259728

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{2423}}^1$

素因数の和:2591

約数の個数: 40

約数和(自身を含む): 47491008

約数和(自身を除く): 29231280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2423, 2512, 3768, 4846, 7269, 7536, 9692, 14538, 19384, 29076, 38768, 58152, 116304, 380411, 760822, 1141233, 1521644, 2282466, 3043288, 4564932, 6086576, 9129864, 18259728]

約数ペア:

[(1, 18259728), (2, 9129864), (3, 6086576), (4, 4564932), (6, 3043288), (8, 2282466), (12, 1521644), (16, 1141233), (24, 760822), (48, 380411), (157, 116304), (314, 58152), (471, 38768), (628, 29076), (942, 19384), (1256, 14538), (1884, 9692), (2423, 7536), (2512, 7269), (3768, 4846)]