16806272.000000000

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{8011}}^1$

素因数の和:8667

約数の個数: 24

約数和(自身を含む): 218054592

約数和(自身を除く): 114392252

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 8011, 12940, 16022, 32044, 40055, 80110, 160220, 5183117, 10366234, 20732468, 25915585, 51831170, 103662340]

約数ペア:

[(1, 103662340), (2, 51831170), (4, 25915585), (5, 20732468), (10, 10366234), (20, 5183117), (647, 160220), (1294, 80110), (2588, 40055), (3235, 32044), (6470, 16022), (8011, 12940)]