208852016

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{121993}}^1$

素因数の和:122108

約数の個数: 20

約数和(自身を含む): 408435912

約数和(自身を除く): 199583896

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 121993, 243986, 487972, 975944, 1951888, 13053251, 26106502, 52213004, 104426008, 208852016]

約数ペア:

[(1, 208852016), (2, 104426008), (4, 52213004), (8, 26106502), (16, 13053251), (107, 1951888), (214, 975944), (428, 487972), (856, 243986), (1712, 121993)]