20831037

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2801}}^1$

素因数の和:2908

約数の個数: 16

約数和(自身を含む): 28961472

約数和(自身を除く): 8130435

約数列:

[1, 3, 37, 67, 111, 201, 2479, 2801, 7437, 8403, 103637, 187667, 310911, 563001, 6943679, 20831037]

約数ペア:

[(1, 20831037), (3, 6943679), (37, 563001), (67, 310911), (111, 187667), (201, 103637), (2479, 8403), (2801, 7437)]