19749195

素因数分解:

$3^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{709}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 34335600

約数和(自身を除く): 14586405

約数列:

[1, 3, 5, 9, 15, 45, 619, 709, 1857, 2127, 3095, 3545, 5571, 6381, 9285, 10635, 27855, 31905, 438871, 1316613, 2194355, 3949839, 6583065, 19749195]

約数ペア:

[(1, 19749195), (3, 6583065), (5, 3949839), (9, 2194355), (15, 1316613), (45, 438871), (619, 31905), (709, 27855), (1857, 10635), (2127, 9285), (3095, 6381), (3545, 5571)]