18889397

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{661}}^1$

素因数の和:760

約数の個数: 12

約数和(自身を含む): 20531268

約数和(自身を除く): 1641871

約数列:

[1, 17, 41, 661, 697, 1681, 11237, 27101, 28577, 460717, 1111141, 18889397]

約数ペア:

[(1, 18889397), (17, 1111141), (41, 460717), (661, 28577), (697, 27101), (1681, 11237)]