13989620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16267}}^1$

素因数の和:16319

約数の個数: 24

約数和(自身を含む): 30063264

約数和(自身を除く): 16073644

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 16267, 32534, 65068, 81335, 162670, 325340, 699481, 1398962, 2797924, 3497405, 6994810, 13989620]

約数ペア:

[(1, 13989620), (2, 6994810), (4, 3497405), (5, 2797924), (10, 1398962), (20, 699481), (43, 325340), (86, 162670), (172, 81335), (215, 65068), (430, 32534), (860, 16267)]