20347084797

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{3929}}^1$

素因数の和:4142

約数の個数: 64

約数和(自身を含む): 31659828480

約数和(自身を除く): 11312743683

約数列:

[1, 3, 13, 17, 39, 51, 73, 107, 219, 221, 321, 663, 949, 1241, 1391, 1819, 2847, 3723, 3929, 4173, 5457, 7811, 11787, 16133, 23433, 23647, 48399, 51077, 66793, 70941, 101543, 132787, 153231, 200379, 286817, 304629, 398361, 420403, 860451, 868309, 1261209, 1726231, 2604927, 3728621, 4875889, 5178693, 5465239, 7146851, 11185863, 14627667, 16395717, 21440553, 30689419, 63386557, 92068257, 92909063, 190159671, 278727189, 398962447, 521720123, 1196887341, 1565160369, 6782361599, 20347084797]

約数ペア:

[(1, 20347084797), (3, 6782361599), (13, 1565160369), (17, 1196887341), (39, 521720123), (51, 398962447), (73, 278727189), (107, 190159671), (219, 92909063), (221, 92068257), (321, 63386557), (663, 30689419), (949, 21440553), (1241, 16395717), (1391, 14627667), (1819, 11185863), (2847, 7146851), (3723, 5465239), (3929, 5178693), (4173, 4875889), (5457, 3728621), (7811, 2604927), (11787, 1726231), (16133, 1261209), (23433, 868309), (23647, 860451), (48399, 420403), (51077, 398361), (66793, 304629), (70941, 286817), (101543, 200379), (132787, 153231)]