20919346

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3373}}^1$

素因数の和:3825

約数の個数: 16

約数和(自身を含む): 35953344

約数和(自身を除く): 15033998

約数列:

[1, 2, 7, 14, 443, 886, 3101, 3373, 6202, 6746, 23611, 47222, 1494239, 2988478, 10459673, 20919346]

約数ペア:

[(1, 20919346), (2, 10459673), (7, 2988478), (14, 1494239), (443, 47222), (886, 23611), (3101, 6746), (3373, 6202)]