20608392

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 59241600

約数和(自身を除く): 38633208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 241, 482, 509, 723, 964, 1018, 1446, 1527, 1687, 1928, 2036, 2892, 3054, 3374, 3563, 4072, 5061, 5784, 6108, 6748, 7126, 10122, 10689, 12216, 13496, 14252, 20244, 21378, 28504, 40488, 42756, 85512, 122669, 245338, 368007, 490676, 736014, 858683, 981352, 1472028, 1717366, 2576049, 2944056, 3434732, 5152098, 6869464, 10304196, 20608392]

約数ペア:

[(1, 20608392), (2, 10304196), (3, 6869464), (4, 5152098), (6, 3434732), (7, 2944056), (8, 2576049), (12, 1717366), (14, 1472028), (21, 981352), (24, 858683), (28, 736014), (42, 490676), (56, 368007), (84, 245338), (168, 122669), (241, 85512), (482, 42756), (509, 40488), (723, 28504), (964, 21378), (1018, 20244), (1446, 14252), (1527, 13496), (1687, 12216), (1928, 10689), (2036, 10122), (2892, 7126), (3054, 6748), (3374, 6108), (3563, 5784), (4072, 5061)]