18009791995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7488479}}^1$

素因数の和:7488534

約数の個数: 16

約数和(自身を含む): 23903228160

約数和(自身を除く): 5893436165

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 7488479, 37442395, 97350227, 277073723, 486751135, 1385368615, 3601958399, 18009791995]

約数ペア:

[(1, 18009791995), (5, 3601958399), (13, 1385368615), (37, 486751135), (65, 277073723), (185, 97350227), (481, 37442395), (2405, 7488479)]