18519088

素因数分解:

$2^4\times 7^1\times {\mathrm{165349}}^1$

素因数の和:165364

約数の個数: 20

約数和(自身を含む): 41006800

約数和(自身を除く): 22487712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 165349, 330698, 661396, 1157443, 1322792, 2314886, 2645584, 4629772, 9259544, 18519088]

約数ペア:

[(1, 18519088), (2, 9259544), (4, 4629772), (7, 2645584), (8, 2314886), (14, 1322792), (16, 1157443), (28, 661396), (56, 330698), (112, 165349)]