19048401220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10701349}}^1$

素因数の和:10701447

約数の個数: 24

約数和(自身を含む): 40451103000

約数和(自身を除く): 21402701780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 10701349, 21402698, 42805396, 53506745, 107013490, 214026980, 952420061, 1904840122, 3809680244, 4762100305, 9524200610, 19048401220]

約数ペア:

[(1, 19048401220), (2, 9524200610), (4, 4762100305), (5, 3809680244), (10, 1904840122), (20, 952420061), (89, 214026980), (178, 107013490), (356, 53506745), (445, 42805396), (890, 21402698), (1780, 10701349)]