18133551

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{1061}}^1$

素因数の和:1284

約数の個数: 20

約数和(自身を含む): 27242424

約数和(自身を除く): 9108873

約数列:

[1, 3, 9, 27, 81, 211, 633, 1061, 1899, 3183, 5697, 9549, 17091, 28647, 85941, 223871, 671613, 2014839, 6044517, 18133551]

約数ペア:

[(1, 18133551), (3, 6044517), (9, 2014839), (27, 671613), (81, 223871), (211, 85941), (633, 28647), (1061, 17091), (1899, 9549), (3183, 5697)]