20121849

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8837}}^1$

素因数の和:8877

約数の個数: 24

約数和(自身を含む): 33089472

約数和(自身を除く): 12967623

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 8837, 26511, 79533, 97207, 203251, 291621, 609753, 874863, 1829259, 2235761, 6707283, 20121849]

約数ペア:

[(1, 20121849), (3, 6707283), (9, 2235761), (11, 1829259), (23, 874863), (33, 609753), (69, 291621), (99, 203251), (207, 97207), (253, 79533), (759, 26511), (2277, 8837)]