19372059

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7151}}^1$

素因数の和:7207

約数の個数: 24

約数和(自身を含む): 32727552

約数和(自身を除く): 13355493

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 7151, 21453, 50057, 64359, 150171, 307493, 450513, 922479, 2152451, 2767437, 6457353, 19372059]

約数ペア:

[(1, 19372059), (3, 6457353), (7, 2767437), (9, 2152451), (21, 922479), (43, 450513), (63, 307493), (129, 150171), (301, 64359), (387, 50057), (903, 21453), (2709, 7151)]