20137231352

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2411}}^1$

素因数の和:2629

約数の個数: 128

約数和(自身を含む): 46194624000

約数和(自身を除く): 26057392648

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 37, 56, 58, 74, 116, 139, 148, 203, 232, 259, 278, 296, 406, 518, 556, 812, 973, 1036, 1073, 1112, 1624, 1946, 2072, 2146, 2411, 3892, 4031, 4292, 4822, 5143, 7511, 7784, 8062, 8584, 9644, 10286, 15022, 16124, 16877, 19288, 20572, 28217, 30044, 32248, 33754, 36001, 41144, 56434, 60088, 67508, 69919, 72002, 89207, 112868, 135016, 139838, 144004, 149147, 178414, 225736, 279676, 288008, 298294, 335129, 356828, 489433, 559352, 596588, 624449, 670258, 713656, 978866, 1044029, 1193176, 1248898, 1340516, 1957732, 2088058, 2345903, 2497796, 2587003, 2681032, 3915464, 4176116, 4691806, 4995592, 5174006, 8352232, 9383612, 9718741, 10348012, 12399773, 18109021, 18767224, 19437482, 20696024, 24799546, 36218042, 38874964, 49599092, 68031187, 72436084, 77749928, 86798411, 99198184, 136062374, 144872168, 173596822, 272124748, 347193644, 359593417, 544249496, 694387288, 719186834, 1438373668, 2517153919, 2876747336, 5034307838, 10068615676, 20137231352]

約数ペア:

[(1, 20137231352), (2, 10068615676), (4, 5034307838), (7, 2876747336), (8, 2517153919), (14, 1438373668), (28, 719186834), (29, 694387288), (37, 544249496), (56, 359593417), (58, 347193644), (74, 272124748), (116, 173596822), (139, 144872168), (148, 136062374), (203, 99198184), (232, 86798411), (259, 77749928), (278, 72436084), (296, 68031187), (406, 49599092), (518, 38874964), (556, 36218042), (812, 24799546), (973, 20696024), (1036, 19437482), (1073, 18767224), (1112, 18109021), (1624, 12399773), (1946, 10348012), (2072, 9718741), (2146, 9383612), (2411, 8352232), (3892, 5174006), (4031, 4995592), (4292, 4691806), (4822, 4176116), (5143, 3915464), (7511, 2681032), (7784, 2587003), (8062, 2497796), (8584, 2345903), (9644, 2088058), (10286, 1957732), (15022, 1340516), (16124, 1248898), (16877, 1193176), (19288, 1044029), (20572, 978866), (28217, 713656), (30044, 670258), (32248, 624449), (33754, 596588), (36001, 559352), (41144, 489433), (56434, 356828), (60088, 335129), (67508, 298294), (69919, 288008), (72002, 279676), (89207, 225736), (112868, 178414), (135016, 149147), (139838, 144004)]