20724331321

素因数分解:

${\mathrm{17}}^2\times {\mathrm{919}}^1\times {\mathrm{78031}}^1$

素因数の和:78984

約数の個数: 12

約数和(自身を含む): 22039358080

約数和(自身を除く): 1315026759

約数列:

[1, 17, 289, 919, 15623, 78031, 265591, 1326527, 22550959, 71710489, 1219078313, 20724331321]

約数ペア:

[(1, 20724331321), (17, 1219078313), (289, 71710489), (919, 22550959), (15623, 1326527), (78031, 265591)]