20996870459

素因数分解:

${\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1689617}}^1$

素因数の和:1689694

約数の個数: 12

約数和(自身を含む): 22823359944

約数和(自身を除く): 1826489485

約数列:

[1, 17, 43, 289, 731, 12427, 1689617, 28723489, 72653531, 488299313, 1235110027, 20996870459]

約数ペア:

[(1, 20996870459), (17, 1235110027), (43, 488299313), (289, 72653531), (731, 28723489), (12427, 1689617)]