20284408

素因数分解:

$2^3\times {\mathrm{103}}^2\times {\mathrm{239}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 38566800

約数和(自身を除く): 18282392

約数列:

[1, 2, 4, 8, 103, 206, 239, 412, 478, 824, 956, 1912, 10609, 21218, 24617, 42436, 49234, 84872, 98468, 196936, 2535551, 5071102, 10142204, 20284408]

約数ペア:

[(1, 20284408), (2, 10142204), (4, 5071102), (8, 2535551), (103, 196936), (206, 98468), (239, 84872), (412, 49234), (478, 42436), (824, 24617), (956, 21218), (1912, 10609)]