18125258018

素因数分解:

$2^1\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{894721}}^1$

素因数の和:896177

約数の個数: 16

約数和(自身を含む): 31093378944

約数和(自身を除く): 12968120926

約数列:

[1, 2, 7, 14, 1447, 2894, 10129, 20258, 894721, 1789442, 6263047, 12526094, 1294661287, 2589322574, 9062629009, 18125258018]

約数ペア:

[(1, 18125258018), (2, 9062629009), (7, 2589322574), (14, 1294661287), (1447, 12526094), (2894, 6263047), (10129, 1789442), (20258, 894721)]