19229983720

素因数分解:

$2^3\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{252893}}^1$

素因数の和:254805

約数の個数: 32

約数和(自身を含む): 43290394920

約数和(自身を除く): 24060411200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1901, 3802, 7604, 9505, 15208, 19010, 38020, 76040, 252893, 505786, 1011572, 1264465, 2023144, 2528930, 5057860, 10115720, 480749593, 961499186, 1922998372, 2403747965, 3845996744, 4807495930, 9614991860, 19229983720]

約数ペア:

[(1, 19229983720), (2, 9614991860), (4, 4807495930), (5, 3845996744), (8, 2403747965), (10, 1922998372), (20, 961499186), (40, 480749593), (1901, 10115720), (3802, 5057860), (7604, 2528930), (9505, 2023144), (15208, 1264465), (19010, 1011572), (38020, 505786), (76040, 252893)]