19956584

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{15889}}^1$

素因数の和:16052

約数の個数: 16

約数和(自身を含む): 37659300

約数和(自身を除く): 17702716

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 15889, 31778, 63556, 127112, 2494573, 4989146, 9978292, 19956584]

約数ペア:

[(1, 19956584), (2, 9978292), (4, 4989146), (8, 2494573), (157, 127112), (314, 63556), (628, 31778), (1256, 15889)]