18670772

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 33914496

約数和(自身を除く): 15243724

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 292, 1487, 2974, 3139, 5948, 6278, 12556, 63941, 108551, 127882, 217102, 255764, 434204, 4667693, 9335386, 18670772]

約数ペア:

[(1, 18670772), (2, 9335386), (4, 4667693), (43, 434204), (73, 255764), (86, 217102), (146, 127882), (172, 108551), (292, 63941), (1487, 12556), (2974, 6278), (3139, 5948)]