19394943

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2903}}^1$

素因数の和:3054

約数の個数: 16

約数和(自身を含む): 27599616

約数和(自身を除く): 8204673

約数列:

[1, 3, 17, 51, 131, 393, 2227, 2903, 6681, 8709, 49351, 148053, 380293, 1140879, 6464981, 19394943]

約数ペア:

[(1, 19394943), (3, 6464981), (17, 1140879), (51, 380293), (131, 148053), (393, 49351), (2227, 8709), (2903, 6681)]