19903242

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{6367}}^1$

素因数の和:6893

約数の個数: 16

約数和(自身を含む): 39889152

約数和(自身を除く): 19985910

約数列:

[1, 2, 3, 6, 521, 1042, 1563, 3126, 6367, 12734, 19101, 38202, 3317207, 6634414, 9951621, 19903242]

約数ペア:

[(1, 19903242), (2, 9951621), (3, 6634414), (6, 3317207), (521, 38202), (1042, 19101), (1563, 12734), (3126, 6367)]