19156908631

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{20576701}}^1$

素因数の和:20576734

約数の個数: 12

約数和(自身を含む): 23457440280

約数和(自身を除く): 4300531649

約数列:

[1, 7, 19, 49, 133, 931, 20576701, 144036907, 390957319, 1008258349, 2736701233, 19156908631]

約数ペア:

[(1, 19156908631), (7, 2736701233), (19, 1008258349), (49, 390957319), (133, 144036907), (931, 20576701)]