20127088

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5641}}^1$

素因数の和:5872

約数の個数: 20

約数和(自身を含む): 39178048

約数和(自身を除く): 19050960

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5641, 11282, 22564, 45128, 90256, 1257943, 2515886, 5031772, 10063544, 20127088]

約数ペア:

[(1, 20127088), (2, 10063544), (4, 5031772), (8, 2515886), (16, 1257943), (223, 90256), (446, 45128), (892, 22564), (1784, 11282), (3568, 5641)]