19669060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22871}}^1$

素因数の和:22923

約数の個数: 24

約数和(自身を含む): 42267456

約数和(自身を除く): 22598396

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 22871, 45742, 91484, 114355, 228710, 457420, 983453, 1966906, 3933812, 4917265, 9834530, 19669060]

約数ペア:

[(1, 19669060), (2, 9834530), (4, 4917265), (5, 3933812), (10, 1966906), (20, 983453), (43, 457420), (86, 228710), (172, 114355), (215, 91484), (430, 45742), (860, 22871)]