19750788

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{3947}}^1$

素因数の和:4096

約数の個数: 36

約数和(自身を含む): 50297520

約数和(自身を除く): 30546732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3947, 5004, 7894, 11841, 15788, 23682, 35523, 47364, 71046, 142092, 548633, 1097266, 1645899, 2194532, 3291798, 4937697, 6583596, 9875394, 19750788]

約数ペア:

[(1, 19750788), (2, 9875394), (3, 6583596), (4, 4937697), (6, 3291798), (9, 2194532), (12, 1645899), (18, 1097266), (36, 548633), (139, 142092), (278, 71046), (417, 47364), (556, 35523), (834, 23682), (1251, 15788), (1668, 11841), (2502, 7894), (3947, 5004)]