20209939

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 22464000

約数和(自身を除く): 2254061

約数列:

[1, 19, 23, 103, 437, 449, 1957, 2369, 8531, 10327, 45011, 46247, 196213, 878693, 1063681, 20209939]

約数ペア:

[(1, 20209939), (19, 1063681), (23, 878693), (103, 196213), (437, 46247), (449, 45011), (1957, 10327), (2369, 8531)]