11641820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13537}}^1$

素因数の和:13589

約数の個数: 24

約数和(自身を含む): 25018224

約数和(自身を除く): 13376404

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 13537, 27074, 54148, 67685, 135370, 270740, 582091, 1164182, 2328364, 2910455, 5820910, 11641820]

約数ペア:

[(1, 11641820), (2, 5820910), (4, 2910455), (5, 2328364), (10, 1164182), (20, 582091), (43, 270740), (86, 135370), (172, 67685), (215, 54148), (430, 27074), (860, 13537)]