2003276

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{4139}}^1$

素因数の和:4165

約数の個数: 18

約数和(自身を含む): 3854340

約数和(自身を除く): 1851064

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 4139, 8278, 16556, 45529, 91058, 182116, 500819, 1001638, 2003276]

約数ペア:

[(1, 2003276), (2, 1001638), (4, 500819), (11, 182116), (22, 91058), (44, 45529), (121, 16556), (242, 8278), (484, 4139)]