20109488

素因数分解:

$2^4\times 7^1\times {\mathrm{179549}}^1$

素因数の和:179564

約数の個数: 20

約数和(自身を含む): 44528400

約数和(自身を除く): 24418912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179549, 359098, 718196, 1256843, 1436392, 2513686, 2872784, 5027372, 10054744, 20109488]

約数ペア:

[(1, 20109488), (2, 10054744), (4, 5027372), (7, 2872784), (8, 2513686), (14, 1436392), (16, 1256843), (28, 718196), (56, 359098), (112, 179549)]