19245947

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{2861}}^1$

素因数の和:2930

約数の個数: 12

約数和(自身を含む): 22735728

約数和(自身を除く): 3489781

約数列:

[1, 7, 31, 217, 961, 2861, 6727, 20027, 88691, 620837, 2749421, 19245947]

約数ペア:

[(1, 19245947), (7, 2749421), (31, 620837), (217, 88691), (961, 20027), (2861, 6727)]