20187631457

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{7789}}^1\times {\mathrm{10007}}^1$

素因数の和:17840

約数の個数: 16

約数和(自身を含む): 23700545280

約数和(自身を除く): 3512913823

約数列:

[1, 7, 37, 259, 7789, 10007, 54523, 70049, 288193, 370259, 2017351, 2591813, 77944523, 545611661, 2883947351, 20187631457]

約数ペア:

[(1, 20187631457), (7, 2883947351), (37, 545611661), (259, 77944523), (7789, 2591813), (10007, 2017351), (54523, 370259), (70049, 288193)]