19664834

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{37963}}^1$

素因数の和:38009

約数の個数: 16

約数和(自身を含む): 34623168

約数和(自身を除く): 14958334

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 37963, 75926, 265741, 531482, 1404631, 2809262, 9832417, 19664834]

約数ペア:

[(1, 19664834), (2, 9832417), (7, 2809262), (14, 1404631), (37, 531482), (74, 265741), (259, 75926), (518, 37963)]