80876806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{19891}}^1$

素因数の和:20019

約数の個数: 16

約数和(自身を含む): 128900160

約数和(自身を除く): 48023354

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 19891, 39782, 377929, 755858, 2128337, 4256674, 40438403, 80876806]

約数ペア:

[(1, 80876806), (2, 40438403), (19, 4256674), (38, 2128337), (107, 755858), (214, 377929), (2033, 39782), (4066, 19891)]