28688624

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{4259}}^1$

素因数の和:4688

約数の個数: 20

約数和(自身を含む): 55729320

約数和(自身を除く): 27040696

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 4259, 6736, 8518, 17036, 34072, 68144, 1793039, 3586078, 7172156, 14344312, 28688624]

約数ペア:

[(1, 28688624), (2, 14344312), (4, 7172156), (8, 3586078), (16, 1793039), (421, 68144), (842, 34072), (1684, 17036), (3368, 8518), (4259, 6736)]