19277236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39829}}^1$

素因数の和:39855

約数の個数: 18

約数和(自身を含む): 37081730

約数和(自身を除く): 17804494

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39829, 79658, 159316, 438119, 876238, 1752476, 4819309, 9638618, 19277236]

約数ペア:

[(1, 19277236), (2, 9638618), (4, 4819309), (11, 1752476), (22, 876238), (44, 438119), (121, 159316), (242, 79658), (484, 39829)]