19366180

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2311}}^1$

素因数の和:2739

約数の個数: 24

約数和(自身を含む): 40783680

約数和(自身を除く): 21417500

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 2311, 4190, 4622, 8380, 9244, 11555, 23110, 46220, 968309, 1936618, 3873236, 4841545, 9683090, 19366180]

約数ペア:

[(1, 19366180), (2, 9683090), (4, 4841545), (5, 3873236), (10, 1936618), (20, 968309), (419, 46220), (838, 23110), (1676, 11555), (2095, 9244), (2311, 8380), (4190, 4622)]