1978568

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{2269}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 3745500

約数和(自身を除く): 1766932

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 2269, 4538, 9076, 18152, 247321, 494642, 989284, 1978568]

約数ペア:

[(1, 1978568), (2, 989284), (4, 494642), (8, 247321), (109, 18152), (218, 9076), (436, 4538), (872, 2269)]