208609868

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{557}}^1\times {\mathrm{859}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 369507600

約数和(自身を除く): 160897732

約数列:

[1, 2, 4, 109, 218, 436, 557, 859, 1114, 1718, 2228, 3436, 60713, 93631, 121426, 187262, 242852, 374524, 478463, 956926, 1913852, 52152467, 104304934, 208609868]

約数ペア:

[(1, 208609868), (2, 104304934), (4, 52152467), (109, 1913852), (218, 956926), (436, 478463), (557, 374524), (859, 242852), (1114, 187262), (1718, 121426), (2228, 93631), (3436, 60713)]