19651576

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3407}}^1$

素因数の和:3523

約数の個数: 32

約数和(自身を含む): 42531840

約数和(自身を除く): 22880264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 3407, 5768, 6814, 13628, 23849, 27256, 47698, 95396, 190792, 350921, 701842, 1403684, 2456447, 2807368, 4912894, 9825788, 19651576]

約数ペア:

[(1, 19651576), (2, 9825788), (4, 4912894), (7, 2807368), (8, 2456447), (14, 1403684), (28, 701842), (56, 350921), (103, 190792), (206, 95396), (412, 47698), (721, 27256), (824, 23849), (1442, 13628), (2884, 6814), (3407, 5768)]