18388139612

素因数分解:

$2^2\times {\mathrm{809}}^1\times {\mathrm{2351}}^1\times {\mathrm{2417}}^1$

素因数の和:5581

約数の個数: 24

約数和(自身を含む): 32246061120

約数和(自身を除く): 13857921508

約数列:

[1, 2, 4, 809, 1618, 2351, 2417, 3236, 4702, 4834, 9404, 9668, 1901959, 1955353, 3803918, 3910706, 5682367, 7607836, 7821412, 11364734, 22729468, 4597034903, 9194069806, 18388139612]

約数ペア:

[(1, 18388139612), (2, 9194069806), (4, 4597034903), (809, 22729468), (1618, 11364734), (2351, 7821412), (2417, 7607836), (3236, 5682367), (4702, 3910706), (4834, 3803918), (9404, 1955353), (9668, 1901959)]