19451908

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1051}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 38999744

約数和(自身を除く): 19547836

約数列:

[1, 2, 4, 7, 14, 28, 661, 1051, 1322, 2102, 2644, 4204, 4627, 7357, 9254, 14714, 18508, 29428, 694711, 1389422, 2778844, 4862977, 9725954, 19451908]

約数ペア:

[(1, 19451908), (2, 9725954), (4, 4862977), (7, 2778844), (14, 1389422), (28, 694711), (661, 29428), (1051, 18508), (1322, 14714), (2102, 9254), (2644, 7357), (4204, 4627)]