20946744

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 73382400

約数和(自身を除く): 52435656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 23, 24, 26, 28, 36, 39, 42, 46, 52, 56, 63, 69, 72, 78, 84, 91, 92, 104, 117, 126, 138, 139, 156, 161, 168, 182, 184, 207, 234, 252, 273, 276, 278, 299, 312, 322, 364, 414, 417, 468, 483, 504, 546, 552, 556, 598, 644, 728, 819, 828, 834, 897, 936, 966, 973, 1092, 1112, 1196, 1251, 1288, 1449, 1638, 1656, 1668, 1794, 1807, 1932, 1946, 2093, 2184, 2392, 2502, 2691, 2898, 2919, 3197, 3276, 3336, 3588, 3614, 3864, 3892, 4186, 5004, 5382, 5421, 5796, 5838, 6279, 6394, 6552, 7176, 7228, 7784, 8372, 8757, 9591, 10008, 10764, 10842, 11592, 11676, 12558, 12649, 12788, 14456, 16263, 16744, 17514, 18837, 19182, 21528, 21684, 22379, 23352, 25116, 25298, 25576, 28773, 32526, 35028, 37674, 37947, 38364, 41561, 43368, 44758, 50232, 50596, 57546, 65052, 67137, 70056, 75348, 75894, 76728, 83122, 89516, 101192, 113841, 115092, 124683, 130104, 134274, 150696, 151788, 166244, 179032, 201411, 227682, 230184, 249366, 268548, 290927, 303576, 332488, 374049, 402822, 455364, 498732, 537096, 581854, 748098, 805644, 872781, 910728, 997464, 1163708, 1496196, 1611288, 1745562, 2327416, 2618343, 2992392, 3491124, 5236686, 6982248, 10473372, 20946744]

約数ペア:

[(1, 20946744), (2, 10473372), (3, 6982248), (4, 5236686), (6, 3491124), (7, 2992392), (8, 2618343), (9, 2327416), (12, 1745562), (13, 1611288), (14, 1496196), (18, 1163708), (21, 997464), (23, 910728), (24, 872781), (26, 805644), (28, 748098), (36, 581854), (39, 537096), (42, 498732), (46, 455364), (52, 402822), (56, 374049), (63, 332488), (69, 303576), (72, 290927), (78, 268548), (84, 249366), (91, 230184), (92, 227682), (104, 201411), (117, 179032), (126, 166244), (138, 151788), (139, 150696), (156, 134274), (161, 130104), (168, 124683), (182, 115092), (184, 113841), (207, 101192), (234, 89516), (252, 83122), (273, 76728), (276, 75894), (278, 75348), (299, 70056), (312, 67137), (322, 65052), (364, 57546), (414, 50596), (417, 50232), (468, 44758), (483, 43368), (504, 41561), (546, 38364), (552, 37947), (556, 37674), (598, 35028), (644, 32526), (728, 28773), (819, 25576), (828, 25298), (834, 25116), (897, 23352), (936, 22379), (966, 21684), (973, 21528), (1092, 19182), (1112, 18837), (1196, 17514), (1251, 16744), (1288, 16263), (1449, 14456), (1638, 12788), (1656, 12649), (1668, 12558), (1794, 11676), (1807, 11592), (1932, 10842), (1946, 10764), (2093, 10008), (2184, 9591), (2392, 8757), (2502, 8372), (2691, 7784), (2898, 7228), (2919, 7176), (3197, 6552), (3276, 6394), (3336, 6279), (3588, 5838), (3614, 5796), (3864, 5421), (3892, 5382), (4186, 5004)]