20954932

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5297}}^1$

素因数の和:5367

約数の個数: 24

約数和(自身を含む): 39162816

約数和(自身を除く): 18207884

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 5297, 10594, 21188, 121831, 227771, 243662, 455542, 487324, 911084, 5238733, 10477466, 20954932]

約数ペア:

[(1, 20954932), (2, 10477466), (4, 5238733), (23, 911084), (43, 487324), (46, 455542), (86, 243662), (92, 227771), (172, 121831), (989, 21188), (1978, 10594), (3956, 5297)]