20424606216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{247607}}^1$

素因数の和:248114

約数の個数: 64

約数和(自身を含む): 58475105280

約数和(自身を除く): 38050499064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 491, 982, 1473, 1964, 2946, 3437, 3928, 5892, 6874, 10311, 11784, 13748, 20622, 27496, 41244, 82488, 247607, 495214, 742821, 990428, 1485642, 1733249, 1980856, 2971284, 3466498, 5199747, 5942568, 6932996, 10399494, 13865992, 20798988, 41597976, 121575037, 243150074, 364725111, 486300148, 729450222, 851025259, 972600296, 1458900444, 1702050518, 2553075777, 2917800888, 3404101036, 5106151554, 6808202072, 10212303108, 20424606216]

約数ペア:

[(1, 20424606216), (2, 10212303108), (3, 6808202072), (4, 5106151554), (6, 3404101036), (7, 2917800888), (8, 2553075777), (12, 1702050518), (14, 1458900444), (21, 972600296), (24, 851025259), (28, 729450222), (42, 486300148), (56, 364725111), (84, 243150074), (168, 121575037), (491, 41597976), (982, 20798988), (1473, 13865992), (1964, 10399494), (2946, 6932996), (3437, 5942568), (3928, 5199747), (5892, 3466498), (6874, 2971284), (10311, 1980856), (11784, 1733249), (13748, 1485642), (20622, 990428), (27496, 742821), (41244, 495214), (82488, 247607)]