18638006

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6991}}^1$

素因数の和:7067

約数の個数: 16

約数和(自身を含む): 29534208

約数和(自身を除く): 10896202

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 6991, 13982, 216721, 300613, 433442, 601226, 9319003, 18638006]

約数ペア:

[(1, 18638006), (2, 9319003), (31, 601226), (43, 433442), (62, 300613), (86, 216721), (1333, 13982), (2666, 6991)]