1328656

素因数分解:

$2^4\times 7^1\times {\mathrm{11863}}^1$

素因数の和:11878

約数の個数: 20

約数和(自身を含む): 2942272

約数和(自身を除く): 1613616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11863, 23726, 47452, 83041, 94904, 166082, 189808, 332164, 664328, 1328656]

約数ペア:

[(1, 1328656), (2, 664328), (4, 332164), (7, 189808), (8, 166082), (14, 94904), (16, 83041), (28, 47452), (56, 23726), (112, 11863)]