20020286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70001}}^1$

素因数の和:70027

約数の個数: 16

約数和(自身を含む): 35281008

約数和(自身を除く): 15260722

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70001, 140002, 770011, 910013, 1540022, 1820026, 10010143, 20020286]

約数ペア:

[(1, 20020286), (2, 10010143), (11, 1820026), (13, 1540022), (22, 910013), (26, 770011), (143, 140002), (286, 70001)]