19667788

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2939}}^1$

素因数の和:3189

約数の個数: 24

約数和(自身を含む): 39513600

約数和(自身を除く): 19845812

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 2939, 3346, 5878, 6692, 11756, 20573, 41146, 82292, 702421, 1404842, 2809684, 4916947, 9833894, 19667788]

約数ペア:

[(1, 19667788), (2, 9833894), (4, 4916947), (7, 2809684), (14, 1404842), (28, 702421), (239, 82292), (478, 41146), (956, 20573), (1673, 11756), (2939, 6692), (3346, 5878)]