19987288

素因数分解:

$2^3\times {\mathrm{293}}^1\times {\mathrm{8527}}^1$

素因数の和:8826

約数の個数: 16

約数和(自身を含む): 37608480

約数和(自身を除く): 17621192

約数列:

[1, 2, 4, 8, 293, 586, 1172, 2344, 8527, 17054, 34108, 68216, 2498411, 4996822, 9993644, 19987288]

約数ペア:

[(1, 19987288), (2, 9993644), (4, 4996822), (8, 2498411), (293, 68216), (586, 34108), (1172, 17054), (2344, 8527)]