20762390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17159}}^1$

素因数の和:17188

約数の個数: 24

約数和(自身を含む): 41081040

約数和(自身を除く): 20318650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17159, 34318, 85795, 171590, 188749, 377498, 943745, 1887490, 2076239, 4152478, 10381195, 20762390]

約数ペア:

[(1, 20762390), (2, 10381195), (5, 4152478), (10, 2076239), (11, 1887490), (22, 943745), (55, 377498), (110, 188749), (121, 171590), (242, 85795), (605, 34318), (1210, 17159)]