19459620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{108109}}^1$

素因数の和:108124

約数の個数: 36

約数和(自身を含む): 59028060

約数和(自身を除く): 39568440

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 108109, 216218, 324327, 432436, 540545, 648654, 972981, 1081090, 1297308, 1621635, 1945962, 2162180, 3243270, 3891924, 4864905, 6486540, 9729810, 19459620]

約数ペア:

[(1, 19459620), (2, 9729810), (3, 6486540), (4, 4864905), (5, 3891924), (6, 3243270), (9, 2162180), (10, 1945962), (12, 1621635), (15, 1297308), (18, 1081090), (20, 972981), (30, 648654), (36, 540545), (45, 432436), (60, 324327), (90, 216218), (180, 108109)]