18637892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51203}}^1$

素因数の和:51227

約数の個数: 24

約数和(自身を含む): 40143936

約数和(自身を除く): 21506044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51203, 102406, 204812, 358421, 665639, 716842, 1331278, 1433684, 2662556, 4659473, 9318946, 18637892]

約数ペア:

[(1, 18637892), (2, 9318946), (4, 4659473), (7, 2662556), (13, 1433684), (14, 1331278), (26, 716842), (28, 665639), (52, 358421), (91, 204812), (182, 102406), (364, 51203)]