20999176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238627}}^1$

素因数の和:238644

約数の個数: 16

約数和(自身を含む): 42953040

約数和(自身を除く): 21953864

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238627, 477254, 954508, 1909016, 2624897, 5249794, 10499588, 20999176]

約数ペア:

[(1, 20999176), (2, 10499588), (4, 5249794), (8, 2624897), (11, 1909016), (22, 954508), (44, 477254), (88, 238627)]