16985810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89399}}^1$

素因数の和:89425

約数の個数: 16

約数和(自身を含む): 32184000

約数和(自身を除く): 15198190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 89399, 178798, 446995, 893990, 1698581, 3397162, 8492905, 16985810]

約数ペア:

[(1, 16985810), (2, 8492905), (5, 3397162), (10, 1698581), (19, 893990), (38, 446995), (95, 178798), (190, 89399)]