15993820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42089}}^1$

素因数の和:42117

約数の個数: 24

約数和(自身を含む): 35355600

約数和(自身を除く): 19361780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 42089, 84178, 168356, 210445, 420890, 799691, 841780, 1599382, 3198764, 3998455, 7996910, 15993820]

約数ペア:

[(1, 15993820), (2, 7996910), (4, 3998455), (5, 3198764), (10, 1599382), (19, 841780), (20, 799691), (38, 420890), (76, 210445), (95, 168356), (190, 84178), (380, 42089)]