19485837

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7193}}^1$

素因数の和:7249

約数の個数: 24

約数和(自身を含む): 32919744

約数和(自身を除く): 13433907

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 7193, 21579, 50351, 64737, 151053, 309299, 453159, 927897, 2165093, 2783691, 6495279, 19485837]

約数ペア:

[(1, 19485837), (3, 6495279), (7, 2783691), (9, 2165093), (21, 927897), (43, 453159), (63, 309299), (129, 151053), (301, 64737), (387, 50351), (903, 21579), (2709, 7193)]