8191238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1871}}^1$

素因数の和:2083

約数の個数: 16

約数和(自身を含む): 13478400

約数和(自身を除く): 5287162

約数列:

[1, 2, 11, 22, 199, 398, 1871, 2189, 3742, 4378, 20581, 41162, 372329, 744658, 4095619, 8191238]

約数ペア:

[(1, 8191238), (2, 4095619), (11, 744658), (22, 372329), (199, 41162), (398, 20581), (1871, 4378), (2189, 3742)]