20976656

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4733}}^1$

素因数の和:5018

約数の個数: 20

約数和(自身を含む): 40797612

約数和(自身を除く): 19820956

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4733, 9466, 18932, 37864, 75728, 1311041, 2622082, 5244164, 10488328, 20976656]

約数ペア:

[(1, 20976656), (2, 10488328), (4, 5244164), (8, 2622082), (16, 1311041), (277, 75728), (554, 37864), (1108, 18932), (2216, 9466), (4432, 4733)]