2019492881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{147419}}^1$

素因数の和:147548

約数の個数: 16

約数和(自身を含む): 2453068800

約数和(自身を除く): 433575919

約数列:

[1, 7, 19, 103, 133, 721, 1957, 13699, 147419, 1031933, 2800961, 15184157, 19606727, 106289099, 288498983, 2019492881]

約数ペア:

[(1, 2019492881), (7, 288498983), (19, 106289099), (103, 19606727), (133, 15184157), (721, 2800961), (1957, 1031933), (13699, 147419)]