20544188

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4099}}^1$

素因数の和:4289

約数の個数: 24

約数和(自身を含む): 41328000

約数和(自身を除く): 20783812

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 4099, 5012, 8198, 16396, 28693, 57386, 114772, 733721, 1467442, 2934884, 5136047, 10272094, 20544188]

約数ペア:

[(1, 20544188), (2, 10272094), (4, 5136047), (7, 2934884), (14, 1467442), (28, 733721), (179, 114772), (358, 57386), (716, 28693), (1253, 16396), (2506, 8198), (4099, 5012)]