20180048

素因数分解:

$2^4\times 7^1\times {\mathrm{180179}}^1$

素因数の和:180194

約数の個数: 20

約数和(自身を含む): 44684640

約数和(自身を除く): 24504592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180179, 360358, 720716, 1261253, 1441432, 2522506, 2882864, 5045012, 10090024, 20180048]

約数ペア:

[(1, 20180048), (2, 10090024), (4, 5045012), (7, 2882864), (8, 2522506), (14, 1441432), (16, 1261253), (28, 720716), (56, 360358), (112, 180179)]