18528049274

素因数分解:

$2^1\times 7^1\times {\mathrm{1931}}^1\times {\mathrm{685361}}^1$

素因数の和:687301

約数の個数: 16

約数和(自身を含む): 31778865216

約数和(自身を除く): 13250815942

約数列:

[1, 2, 7, 14, 1931, 3862, 13517, 27034, 685361, 1370722, 4797527, 9595054, 1323432091, 2646864182, 9264024637, 18528049274]

約数ペア:

[(1, 18528049274), (2, 9264024637), (7, 2646864182), (14, 1323432091), (1931, 9595054), (3862, 4797527), (13517, 1370722), (27034, 685361)]