20165511212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65472439}}^1$

素因数の和:65472461

約数の個数: 24

約数和(自身を含む): 43997479680

約数和(自身を除く): 23831968468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65472439, 130944878, 261889756, 458307073, 720196829, 916614146, 1440393658, 1833228292, 2880787316, 5041377803, 10082755606, 20165511212]

約数ペア:

[(1, 20165511212), (2, 10082755606), (4, 5041377803), (7, 2880787316), (11, 1833228292), (14, 1440393658), (22, 916614146), (28, 720196829), (44, 458307073), (77, 261889756), (154, 130944878), (308, 65472439)]