20847001

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{7211}}^1$

素因数の和:7284

約数の個数: 12

約数和(自身を含む): 24665040

約数和(自身を除く): 3818039

約数列:

[1, 7, 49, 59, 413, 2891, 7211, 50477, 353339, 425449, 2978143, 20847001]

約数ペア:

[(1, 20847001), (7, 2978143), (49, 425449), (59, 353339), (413, 50477), (2891, 7211)]