87918736

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{27893}}^1$

素因数の和:28098

約数の個数: 20

約数和(自身を含む): 171213372

約数和(自身を除く): 83294636

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 27893, 55786, 111572, 223144, 446288, 5494921, 10989842, 21979684, 43959368, 87918736]

約数ペア:

[(1, 87918736), (2, 43959368), (4, 21979684), (8, 10989842), (16, 5494921), (197, 446288), (394, 223144), (788, 111572), (1576, 55786), (3152, 27893)]