20863546

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1181}}^1$

素因数の和:1278

約数の個数: 24

約数和(自身を含む): 34899732

約数和(自身を除く): 14036186

約数列:

[1, 2, 11, 22, 73, 121, 146, 242, 803, 1181, 1606, 2362, 8833, 12991, 17666, 25982, 86213, 142901, 172426, 285802, 948343, 1896686, 10431773, 20863546]

約数ペア:

[(1, 20863546), (2, 10431773), (11, 1896686), (22, 948343), (73, 285802), (121, 172426), (146, 142901), (242, 86213), (803, 25982), (1181, 17666), (1606, 12991), (2362, 8833)]