2018557548

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{71}}^2\times {\mathrm{227}}^1$

素因数の和:393

約数の個数: 162

約数和(自身を含む): 6046817868

約数和(自身を除く): 4028260320

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 71, 84, 98, 126, 142, 147, 196, 213, 227, 252, 284, 294, 426, 441, 454, 497, 588, 639, 681, 852, 882, 908, 994, 1278, 1362, 1491, 1589, 1764, 1988, 2043, 2556, 2724, 2982, 3178, 3479, 4086, 4473, 4767, 5041, 5964, 6356, 6958, 8172, 8946, 9534, 10082, 10437, 11123, 13916, 14301, 15123, 16117, 17892, 19068, 20164, 20874, 22246, 28602, 30246, 31311, 32234, 33369, 35287, 41748, 44492, 45369, 48351, 57204, 60492, 62622, 64468, 66738, 70574, 90738, 96702, 100107, 105861, 112819, 125244, 133476, 141148, 145053, 181476, 193404, 200214, 211722, 225638, 247009, 290106, 317583, 338457, 400428, 423444, 451276, 494018, 580212, 635166, 676914, 741027, 789733, 988036, 1015371, 1144307, 1270332, 1353828, 1482054, 1579466, 2030742, 2223081, 2288614, 2369199, 2964108, 3158932, 3432921, 4061484, 4446162, 4577228, 4738398, 6865842, 7107597, 8010149, 8892324, 9476796, 10298763, 13731684, 14215194, 16020298, 20597526, 24030447, 28430388, 32040596, 41195052, 48060894, 56071043, 72091341, 96121788, 112142086, 144182682, 168213129, 224284172, 288365364, 336426258, 504639387, 672852516, 1009278774, 2018557548]

約数ペア:

[(1, 2018557548), (2, 1009278774), (3, 672852516), (4, 504639387), (6, 336426258), (7, 288365364), (9, 224284172), (12, 168213129), (14, 144182682), (18, 112142086), (21, 96121788), (28, 72091341), (36, 56071043), (42, 48060894), (49, 41195052), (63, 32040596), (71, 28430388), (84, 24030447), (98, 20597526), (126, 16020298), (142, 14215194), (147, 13731684), (196, 10298763), (213, 9476796), (227, 8892324), (252, 8010149), (284, 7107597), (294, 6865842), (426, 4738398), (441, 4577228), (454, 4446162), (497, 4061484), (588, 3432921), (639, 3158932), (681, 2964108), (852, 2369199), (882, 2288614), (908, 2223081), (994, 2030742), (1278, 1579466), (1362, 1482054), (1491, 1353828), (1589, 1270332), (1764, 1144307), (1988, 1015371), (2043, 988036), (2556, 789733), (2724, 741027), (2982, 676914), (3178, 635166), (3479, 580212), (4086, 494018), (4473, 451276), (4767, 423444), (5041, 400428), (5964, 338457), (6356, 317583), (6958, 290106), (8172, 247009), (8946, 225638), (9534, 211722), (10082, 200214), (10437, 193404), (11123, 181476), (13916, 145053), (14301, 141148), (15123, 133476), (16117, 125244), (17892, 112819), (19068, 105861), (20164, 100107), (20874, 96702), (22246, 90738), (28602, 70574), (30246, 66738), (31311, 64468), (32234, 62622), (33369, 60492), (35287, 57204), (41748, 48351), (44492, 45369)]