20125666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4597}}^1$

素因数の和:4809

約数の個数: 16

約数和(自身を含む): 33105600

約数和(自身を除く): 12979934

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 4597, 9194, 50567, 101134, 914803, 1829606, 10062833, 20125666]

約数ペア:

[(1, 20125666), (2, 10062833), (11, 1829606), (22, 914803), (199, 101134), (398, 50567), (2189, 9194), (4378, 4597)]