2689588

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{5557}}^1$

素因数の和:5583

約数の個数: 18

約数和(自身を含む): 5174498

約数和(自身を除く): 2484910

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 5557, 11114, 22228, 61127, 122254, 244508, 672397, 1344794, 2689588]

約数ペア:

[(1, 2689588), (2, 1344794), (4, 672397), (11, 244508), (22, 122254), (44, 61127), (121, 22228), (242, 11114), (484, 5557)]