858342608

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1247591}}^1$

素因数の和:1247642

約数の個数: 20

約数和(自身を含む): 1701715488

約数和(自身を除く): 843372880

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1247591, 2495182, 4990364, 9980728, 19961456, 53646413, 107292826, 214585652, 429171304, 858342608]

約数ペア:

[(1, 858342608), (2, 429171304), (4, 214585652), (8, 107292826), (16, 53646413), (43, 19961456), (86, 9980728), (172, 4990364), (344, 2495182), (688, 1247591)]