19701121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:600

約数の個数: 16

約数和(自身を含む): 22435200

約数和(自身を除く): 2734079

約数列:

[1, 11, 29, 151, 319, 409, 1661, 4379, 4499, 11861, 48169, 61759, 130471, 679349, 1791011, 19701121]

約数ペア:

[(1, 19701121), (11, 1791011), (29, 679349), (151, 130471), (319, 61759), (409, 48169), (1661, 11861), (4379, 4499)]