16820254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{3881}}^1$

素因数の和:4091

約数の個数: 16

約数和(自身を含む): 27670896

約数和(自身を除く): 10850642

約数列:

[1, 2, 11, 22, 197, 394, 2167, 3881, 4334, 7762, 42691, 85382, 764557, 1529114, 8410127, 16820254]

約数ペア:

[(1, 16820254), (2, 8410127), (11, 1529114), (22, 764557), (197, 85382), (394, 42691), (2167, 7762), (3881, 4334)]