20109294

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{25981}}^1$

素因数の和:26032

約数の個数: 24

約数和(自身を含む): 44585112

約数和(自身を除く): 24475818

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 25981, 51962, 77943, 155886, 233829, 467658, 1117183, 2234366, 3351549, 6703098, 10054647, 20109294]

約数ペア:

[(1, 20109294), (2, 10054647), (3, 6703098), (6, 3351549), (9, 2234366), (18, 1117183), (43, 467658), (86, 233829), (129, 155886), (258, 77943), (387, 51962), (774, 25981)]