20166166888

素因数分解:

$2^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{802027}}^1$

素因数の和:802489

約数の個数: 32

約数和(自身を含む): 43309512000

約数和(自身を除く): 23143345112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 449, 898, 1796, 3143, 3592, 6286, 12572, 25144, 802027, 1604054, 3208108, 5614189, 6416216, 11228378, 22456756, 44913512, 360110123, 720220246, 1440440492, 2520770861, 2880880984, 5041541722, 10083083444, 20166166888]

約数ペア:

[(1, 20166166888), (2, 10083083444), (4, 5041541722), (7, 2880880984), (8, 2520770861), (14, 1440440492), (28, 720220246), (56, 360110123), (449, 44913512), (898, 22456756), (1796, 11228378), (3143, 6416216), (3592, 5614189), (6286, 3208108), (12572, 1604054), (25144, 802027)]