8556988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{443}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 16410240

約数和(自身を除く): 7853252

約数列:

[1, 2, 4, 11, 22, 44, 439, 443, 878, 886, 1756, 1772, 4829, 4873, 9658, 9746, 19316, 19492, 194477, 388954, 777908, 2139247, 4278494, 8556988]

約数ペア:

[(1, 8556988), (2, 4278494), (4, 2139247), (11, 777908), (22, 388954), (44, 194477), (439, 19492), (443, 19316), (878, 9746), (886, 9658), (1756, 4873), (1772, 4829)]