20348216

素因数分解:

$2^3\times 7^1\times {\mathrm{363361}}^1$

素因数の和:363374

約数の個数: 16

約数和(自身を含む): 43603440

約数和(自身を除く): 23255224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 363361, 726722, 1453444, 2543527, 2906888, 5087054, 10174108, 20348216]

約数ペア:

[(1, 20348216), (2, 10174108), (4, 5087054), (7, 2906888), (8, 2543527), (14, 1453444), (28, 726722), (56, 363361)]