19005940

素因数分解:

$2^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1279}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 39997440

約数和(自身を除く): 20991500

約数列:

[1, 2, 4, 5, 10, 20, 743, 1279, 1486, 2558, 2972, 3715, 5116, 6395, 7430, 12790, 14860, 25580, 950297, 1900594, 3801188, 4751485, 9502970, 19005940]

約数ペア:

[(1, 19005940), (2, 9502970), (4, 4751485), (5, 3801188), (10, 1900594), (20, 950297), (743, 25580), (1279, 14860), (1486, 12790), (2558, 7430), (2972, 6395), (3715, 5116)]