20253290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1093}}^1$

素因数の和:1226

約数の個数: 32

約数和(自身を含む): 38990160

約数和(自身を除く): 18736870

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1093, 1853, 2186, 3706, 5465, 9265, 10930, 18530, 18581, 37162, 92905, 119137, 185810, 238274, 595685, 1191370, 2025329, 4050658, 10126645, 20253290]

約数ペア:

[(1, 20253290), (2, 10126645), (5, 4050658), (10, 2025329), (17, 1191370), (34, 595685), (85, 238274), (109, 185810), (170, 119137), (218, 92905), (545, 37162), (1090, 18581), (1093, 18530), (1853, 10930), (2186, 9265), (3706, 5465)]