20881866

素因数分解:

$2^1\times 3^1\times {\mathrm{199}}^1\times {\mathrm{17489}}^1$

素因数の和:17693

約数の個数: 16

約数和(自身を含む): 41976000

約数和(自身を除く): 21094134

約数列:

[1, 2, 3, 6, 199, 398, 597, 1194, 17489, 34978, 52467, 104934, 3480311, 6960622, 10440933, 20881866]

約数ペア:

[(1, 20881866), (2, 10440933), (3, 6960622), (6, 3480311), (199, 104934), (398, 52467), (597, 34978), (1194, 17489)]