18796396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2269}}^1$

素因数の和:2401

約数の個数: 24

約数和(自身を含む): 34958000

約数和(自身を除く): 16161604

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 2269, 4142, 4538, 8284, 9076, 43111, 86222, 172444, 247321, 494642, 989284, 4699099, 9398198, 18796396]

約数ペア:

[(1, 18796396), (2, 9398198), (4, 4699099), (19, 989284), (38, 494642), (76, 247321), (109, 172444), (218, 86222), (436, 43111), (2071, 9076), (2269, 8284), (4142, 4538)]