19189828

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18523}}^1$

素因数の和:18571

約数の個数: 24

約数和(自身を含む): 39419072

約数和(自身を除く): 20229244

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 18523, 37046, 74092, 129661, 259322, 518644, 685351, 1370702, 2741404, 4797457, 9594914, 19189828]

約数ペア:

[(1, 19189828), (2, 9594914), (4, 4797457), (7, 2741404), (14, 1370702), (28, 685351), (37, 518644), (74, 259322), (148, 129661), (259, 74092), (518, 37046), (1036, 18523)]