20804808

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{10973}}^1$

素因数の和:11061

約数の個数: 32

約数和(自身を含む): 52675200

約数和(自身を除く): 31870392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 10973, 21946, 32919, 43892, 65838, 87784, 131676, 263352, 866867, 1733734, 2600601, 3467468, 5201202, 6934936, 10402404, 20804808]

約数ペア:

[(1, 20804808), (2, 10402404), (3, 6934936), (4, 5201202), (6, 3467468), (8, 2600601), (12, 1733734), (24, 866867), (79, 263352), (158, 131676), (237, 87784), (316, 65838), (474, 43892), (632, 32919), (948, 21946), (1896, 10973)]