16644656

素因数分解:

$2^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:789

約数の個数: 40

約数和(自身を含む): 37048224

約数和(自身を除く): 20403568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 353, 421, 706, 842, 1412, 1684, 2471, 2824, 2947, 3368, 4942, 5648, 5894, 6736, 9884, 11788, 19768, 23576, 39536, 47152, 148613, 297226, 594452, 1040291, 1188904, 2080582, 2377808, 4161164, 8322328, 16644656]

約数ペア:

[(1, 16644656), (2, 8322328), (4, 4161164), (7, 2377808), (8, 2080582), (14, 1188904), (16, 1040291), (28, 594452), (56, 297226), (112, 148613), (353, 47152), (421, 39536), (706, 23576), (842, 19768), (1412, 11788), (1684, 9884), (2471, 6736), (2824, 5894), (2947, 5648), (3368, 4942)]