18715656

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{4967}}^1$

素因数の和:5133

約数の個数: 32

約数和(自身を含む): 47096640

約数和(自身を除く): 28380984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 4967, 9934, 14901, 19868, 29802, 39736, 59604, 119208, 779819, 1559638, 2339457, 3119276, 4678914, 6238552, 9357828, 18715656]

約数ペア:

[(1, 18715656), (2, 9357828), (3, 6238552), (4, 4678914), (6, 3119276), (8, 2339457), (12, 1559638), (24, 779819), (157, 119208), (314, 59604), (471, 39736), (628, 29802), (942, 19868), (1256, 14901), (1884, 9934), (3768, 4967)]