20173846

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11909}}^1$

素因数の和:11940

約数の個数: 24

約数和(自身を含む): 38016720

約数和(自身を除く): 17842874

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 11909, 23818, 83363, 130999, 166726, 261998, 916993, 1440989, 1833986, 2881978, 10086923, 20173846]

約数ペア:

[(1, 20173846), (2, 10086923), (7, 2881978), (11, 1833986), (14, 1440989), (22, 916993), (77, 261998), (121, 166726), (154, 130999), (242, 83363), (847, 23818), (1694, 11909)]