2019998239

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{19069}}^1$

素因数の和:19522

約数の個数: 16

約数和(自身を含む): 2376884800

約数和(自身を除く): 356886561

約数列:

[1, 7, 37, 259, 409, 2863, 15133, 19069, 105931, 133483, 705553, 4938871, 7799221, 54594547, 288571177, 2019998239]

約数ペア:

[(1, 2019998239), (7, 288571177), (37, 54594547), (259, 7799221), (409, 4938871), (2863, 705553), (15133, 133483), (19069, 105931)]