19994316

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{11987}}^1$

素因数の和:12133

約数の個数: 24

約数和(自身を含む): 46992960

約数和(自身を除く): 26998644

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 11987, 23974, 35961, 47948, 71922, 143844, 1666193, 3332386, 4998579, 6664772, 9997158, 19994316]

約数ペア:

[(1, 19994316), (2, 9997158), (3, 6664772), (4, 4998579), (6, 3332386), (12, 1666193), (139, 143844), (278, 71922), (417, 47948), (556, 35961), (834, 23974), (1668, 11987)]