20179955824

素因数分解:

$2^4\times 7^1\times {\mathrm{180178177}}^1$

素因数の和:180178192

約数の個数: 20

約数和(自身を含む): 44684188144

約数和(自身を除く): 24504232320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180178177, 360356354, 720712708, 1261247239, 1441425416, 2522494478, 2882850832, 5044988956, 10089977912, 20179955824]

約数ペア:

[(1, 20179955824), (2, 10089977912), (4, 5044988956), (7, 2882850832), (8, 2522494478), (14, 1441425416), (16, 1261247239), (28, 720712708), (56, 360356354), (112, 180178177)]