66800816

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{8573}}^1$

素因数の和:9068

約数の個数: 20

約数和(自身を含む): 129707472

約数和(自身を除く): 62906656

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 7792, 8573, 17146, 34292, 68584, 137168, 4175051, 8350102, 16700204, 33400408, 66800816]

約数ペア:

[(1, 66800816), (2, 33400408), (4, 16700204), (8, 8350102), (16, 4175051), (487, 137168), (974, 68584), (1948, 34292), (3896, 17146), (7792, 8573)]