2489788

素因数分解:

$2^2\times 7^2\times {\mathrm{12703}}^1$

素因数の和:12721

約数の個数: 18

約数和(自身を含む): 5068896

約数和(自身を除く): 2579108

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 12703, 25406, 50812, 88921, 177842, 355684, 622447, 1244894, 2489788]

約数ペア:

[(1, 2489788), (2, 1244894), (4, 622447), (7, 355684), (14, 177842), (28, 88921), (49, 50812), (98, 25406), (196, 12703)]