20268368

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11839}}^1$

素因数の和:11954

約数の個数: 20

約数和(自身を含む): 39640320

約数和(自身を除く): 19371952

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11839, 23678, 47356, 94712, 189424, 1266773, 2533546, 5067092, 10134184, 20268368]

約数ペア:

[(1, 20268368), (2, 10134184), (4, 5067092), (8, 2533546), (16, 1266773), (107, 189424), (214, 94712), (428, 47356), (856, 23678), (1712, 11839)]