20343871681

素因数分解:

$7^1\times {\mathrm{307}}^1\times {\mathrm{827}}^1\times {\mathrm{11447}}^1$

素因数の和:12588

約数の個数: 16

約数和(自身を含む): 23356118016

約数和(自身を除く): 3012246335

約数列:

[1, 7, 307, 827, 2149, 5789, 11447, 80129, 253889, 1777223, 3514229, 9466669, 24599603, 66266683, 2906267383, 20343871681]

約数ペア:

[(1, 20343871681), (7, 2906267383), (307, 66266683), (827, 24599603), (2149, 9466669), (5789, 3514229), (11447, 1777223), (80129, 253889)]