20247152

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29429}}^1$

素因数の和:29480

約数の個数: 20

約数和(自身を含む): 40142520

約数和(自身を除く): 19895368

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29429, 58858, 117716, 235432, 470864, 1265447, 2530894, 5061788, 10123576, 20247152]

約数ペア:

[(1, 20247152), (2, 10123576), (4, 5061788), (8, 2530894), (16, 1265447), (43, 470864), (86, 235432), (172, 117716), (344, 58858), (688, 29429)]