20161651472

素因数分解:

$2^4\times {\mathrm{1260103217}}^1$

素因数の和:1260103225

約数の個数: 10

約数和(自身を含む): 39063199758

約数和(自身を除く): 18901548286

約数列:

[1, 2, 4, 8, 16, 1260103217, 2520206434, 5040412868, 10080825736, 20161651472]

約数ペア:

[(1, 20161651472), (2, 10080825736), (4, 5040412868), (8, 2520206434), (16, 1260103217)]