19772956

素因数分解:

$2^2\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1291}}^1$

素因数の和:1849

約数の個数: 24

約数和(自身を含む): 39648896

約数和(自身を除く): 19875940

約数列:

[1, 2, 4, 7, 14, 28, 547, 1094, 1291, 2188, 2582, 3829, 5164, 7658, 9037, 15316, 18074, 36148, 706177, 1412354, 2824708, 4943239, 9886478, 19772956]

約数ペア:

[(1, 19772956), (2, 9886478), (4, 4943239), (7, 2824708), (14, 1412354), (28, 706177), (547, 36148), (1094, 18074), (1291, 15316), (2188, 9037), (2582, 7658), (3829, 5164)]