17884988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{1307}}^1$

素因数の和:1633

約数の個数: 24

約数和(自身を含む): 34280064

約数和(自身を除く): 16395076

約数列:

[1, 2, 4, 11, 22, 44, 311, 622, 1244, 1307, 2614, 3421, 5228, 6842, 13684, 14377, 28754, 57508, 406477, 812954, 1625908, 4471247, 8942494, 17884988]

約数ペア:

[(1, 17884988), (2, 8942494), (4, 4471247), (11, 1625908), (22, 812954), (44, 406477), (311, 57508), (622, 28754), (1244, 14377), (1307, 13684), (2614, 6842), (3421, 5228)]