19767564

素因数分解:

$2^2\times 3^6\times {\mathrm{6779}}^1$

素因数の和:6801

約数の個数: 42

約数和(自身を含む): 51873780

約数和(自身を除く): 32106216

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 6779, 13558, 20337, 27116, 40674, 61011, 81348, 122022, 183033, 244044, 366066, 549099, 732132, 1098198, 1647297, 2196396, 3294594, 4941891, 6589188, 9883782, 19767564]

約数ペア:

[(1, 19767564), (2, 9883782), (3, 6589188), (4, 4941891), (6, 3294594), (9, 2196396), (12, 1647297), (18, 1098198), (27, 732132), (36, 549099), (54, 366066), (81, 244044), (108, 183033), (162, 122022), (243, 81348), (324, 61011), (486, 40674), (729, 27116), (972, 20337), (1458, 13558), (2916, 6779)]