20186674564

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{882439}}^1$

素因数の和:882512

約数の個数: 48

約数和(自身を含む): 43486643200

約数和(自身を除く): 23299968636

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 3268, 5719, 11438, 22876, 882439, 1764878, 3529756, 6177073, 12354146, 16766341, 24708292, 33532682, 37944877, 67065364, 75889754, 117364387, 151779508, 234728774, 265614139, 469457548, 531228278, 720952663, 1062456556, 1441905326, 2883810652, 5046668641, 10093337282, 20186674564]

約数ペア:

[(1, 20186674564), (2, 10093337282), (4, 5046668641), (7, 2883810652), (14, 1441905326), (19, 1062456556), (28, 720952663), (38, 531228278), (43, 469457548), (76, 265614139), (86, 234728774), (133, 151779508), (172, 117364387), (266, 75889754), (301, 67065364), (532, 37944877), (602, 33532682), (817, 24708292), (1204, 16766341), (1634, 12354146), (3268, 6177073), (5719, 3529756), (11438, 1764878), (22876, 882439)]