9989456

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{21529}}^1$

素因数の和:21566

約数の個数: 20

約数和(自身を含む): 20022900

約数和(自身を除く): 10033444

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 21529, 43058, 86116, 172232, 344464, 624341, 1248682, 2497364, 4994728, 9989456]

約数ペア:

[(1, 9989456), (2, 4994728), (4, 2497364), (8, 1248682), (16, 624341), (29, 344464), (58, 172232), (116, 86116), (232, 43058), (464, 21529)]