12686978

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5087}}^1$

素因数の和:5161

約数の個数: 16

約数和(自身を含む): 20148480

約数和(自身を除く): 7461502

約数列:

[1, 2, 29, 43, 58, 86, 1247, 2494, 5087, 10174, 147523, 218741, 295046, 437482, 6343489, 12686978]

約数ペア:

[(1, 12686978), (2, 6343489), (29, 437482), (43, 295046), (58, 218741), (86, 147523), (1247, 10174), (2494, 5087)]