20161145788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31306127}}^1$

素因数の和:31306161

約数の個数: 24

約数和(自身を含む): 42075436032

約数和(自身を除く): 21914290244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31306127, 62612254, 125224508, 219142889, 438285778, 720040921, 876571556, 1440081842, 2880163684, 5040286447, 10080572894, 20161145788]

約数ペア:

[(1, 20161145788), (2, 10080572894), (4, 5040286447), (7, 2880163684), (14, 1440081842), (23, 876571556), (28, 720040921), (46, 438285778), (92, 219142889), (161, 125224508), (322, 62612254), (644, 31306127)]