20310362828

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{709}}^1\times {\mathrm{4507}}^1$

素因数の和:5454

約数の個数: 48

約数和(自身を含む): 40866282240

約数和(自身を除く): 20555919412

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 709, 908, 1418, 1589, 2836, 3178, 4507, 4963, 6356, 9014, 9926, 18028, 19852, 31549, 63098, 126196, 160943, 321886, 643772, 1023089, 1126601, 2046178, 2253202, 3195463, 4092356, 4506404, 6390926, 7161623, 12781852, 14323246, 22368241, 28646492, 44736482, 89472964, 725370101, 1450740202, 2901480404, 5077590707, 10155181414, 20310362828]

約数ペア:

[(1, 20310362828), (2, 10155181414), (4, 5077590707), (7, 2901480404), (14, 1450740202), (28, 725370101), (227, 89472964), (454, 44736482), (709, 28646492), (908, 22368241), (1418, 14323246), (1589, 12781852), (2836, 7161623), (3178, 6390926), (4507, 4506404), (4963, 4092356), (6356, 3195463), (9014, 2253202), (9926, 2046178), (18028, 1126601), (19852, 1023089), (31549, 643772), (63098, 321886), (126196, 160943)]