2009200712

素因数分解:

$2^3\times {\mathrm{1949}}^1\times {\mathrm{128861}}^1$

素因数の和:130816

約数の個数: 16

約数和(自身を含む): 3769213500

約数和(自身を除く): 1760012788

約数列:

[1, 2, 4, 8, 1949, 3898, 7796, 15592, 128861, 257722, 515444, 1030888, 251150089, 502300178, 1004600356, 2009200712]

約数ペア:

[(1, 2009200712), (2, 1004600356), (4, 502300178), (8, 251150089), (1949, 1030888), (3898, 515444), (7796, 257722), (15592, 128861)]