19966828

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19273}}^1$

素因数の和:19321

約数の個数: 24

約数和(自身を含む): 41015072

約数和(自身を除く): 21048244

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 19273, 38546, 77092, 134911, 269822, 539644, 713101, 1426202, 2852404, 4991707, 9983414, 19966828]

約数ペア:

[(1, 19966828), (2, 9983414), (4, 4991707), (7, 2852404), (14, 1426202), (28, 713101), (37, 539644), (74, 269822), (148, 134911), (259, 77092), (518, 38546), (1036, 19273)]