20018047322

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 256

約数和(自身を含む): 42491904000

約数和(自身を除く): 22473856678

約数列:

[1, 2, 7, 13, 14, 19, 26, 31, 37, 38, 49, 62, 74, 91, 98, 103, 133, 182, 206, 217, 247, 259, 266, 343, 403, 434, 481, 494, 518, 589, 637, 686, 703, 721, 806, 931, 962, 1147, 1178, 1274, 1339, 1406, 1442, 1519, 1729, 1813, 1862, 1957, 2294, 2678, 2821, 3038, 3193, 3367, 3458, 3626, 3811, 3914, 4123, 4459, 4921, 5047, 5642, 6386, 6517, 6734, 7622, 7657, 8029, 8246, 8918, 9139, 9373, 9842, 10094, 10633, 12103, 12691, 13034, 13699, 14911, 15314, 16058, 18278, 18746, 19747, 21266, 21793, 22351, 23569, 24206, 25382, 25441, 26677, 27398, 28861, 29822, 34447, 35329, 39494, 41509, 43586, 44702, 47138, 49543, 50882, 53354, 53599, 56203, 57722, 60667, 63973, 65611, 68894, 70658, 72409, 83018, 84721, 95893, 99086, 104377, 107198, 112406, 118141, 121334, 127946, 131222, 138229, 144818, 152551, 156457, 164983, 169442, 178087, 186739, 191786, 202027, 208754, 236282, 241129, 276458, 283309, 290563, 305102, 312914, 329966, 346801, 356174, 373478, 375193, 393421, 404054, 424669, 447811, 459277, 482258, 506863, 566618, 581126, 671251, 693602, 730639, 750386, 786842, 788671, 826987, 849338, 895622, 918554, 941317, 1013726, 1067857, 1095199, 1246609, 1307173, 1342502, 1461278, 1535833, 1577342, 1653974, 1882634, 1983163, 2033941, 2135714, 2190398, 2244679, 2427607, 2493218, 2614346, 2626351, 2972683, 3071666, 3134677, 3548041, 3966326, 4067882, 4489358, 4855214, 5114473, 5252702, 5520697, 5788909, 5945366, 6269354, 6589219, 7096082, 7474999, 8726263, 10228946, 10750831, 11041394, 11577818, 13178438, 13882141, 14237587, 14949998, 15712753, 16993249, 17452526, 20808781, 21501662, 24836287, 27764282, 28475174, 29180827, 31425506, 33986498, 38644879, 40522363, 41617562, 46124533, 49672574, 58361654, 75255817, 77289758, 81044726, 92249066, 97174987, 109989271, 150511634, 194349974, 204265789, 219978542, 270514153, 322871731, 408531578, 526790719, 541028306, 645743462, 769924897, 1053581438, 1429860523, 1539849794, 2859721046, 10009023661, 20018047322]

約数ペア:

[(1, 20018047322), (2, 10009023661), (7, 2859721046), (13, 1539849794), (14, 1429860523), (19, 1053581438), (26, 769924897), (31, 645743462), (37, 541028306), (38, 526790719), (49, 408531578), (62, 322871731), (74, 270514153), (91, 219978542), (98, 204265789), (103, 194349974), (133, 150511634), (182, 109989271), (206, 97174987), (217, 92249066), (247, 81044726), (259, 77289758), (266, 75255817), (343, 58361654), (403, 49672574), (434, 46124533), (481, 41617562), (494, 40522363), (518, 38644879), (589, 33986498), (637, 31425506), (686, 29180827), (703, 28475174), (721, 27764282), (806, 24836287), (931, 21501662), (962, 20808781), (1147, 17452526), (1178, 16993249), (1274, 15712753), (1339, 14949998), (1406, 14237587), (1442, 13882141), (1519, 13178438), (1729, 11577818), (1813, 11041394), (1862, 10750831), (1957, 10228946), (2294, 8726263), (2678, 7474999), (2821, 7096082), (3038, 6589219), (3193, 6269354), (3367, 5945366), (3458, 5788909), (3626, 5520697), (3811, 5252702), (3914, 5114473), (4123, 4855214), (4459, 4489358), (4921, 4067882), (5047, 3966326), (5642, 3548041), (6386, 3134677), (6517, 3071666), (6734, 2972683), (7622, 2626351), (7657, 2614346), (8029, 2493218), (8246, 2427607), (8918, 2244679), (9139, 2190398), (9373, 2135714), (9842, 2033941), (10094, 1983163), (10633, 1882634), (12103, 1653974), (12691, 1577342), (13034, 1535833), (13699, 1461278), (14911, 1342502), (15314, 1307173), (16058, 1246609), (18278, 1095199), (18746, 1067857), (19747, 1013726), (21266, 941317), (21793, 918554), (22351, 895622), (23569, 849338), (24206, 826987), (25382, 788671), (25441, 786842), (26677, 750386), (27398, 730639), (28861, 693602), (29822, 671251), (34447, 581126), (35329, 566618), (39494, 506863), (41509, 482258), (43586, 459277), (44702, 447811), (47138, 424669), (49543, 404054), (50882, 393421), (53354, 375193), (53599, 373478), (56203, 356174), (57722, 346801), (60667, 329966), (63973, 312914), (65611, 305102), (68894, 290563), (70658, 283309), (72409, 276458), (83018, 241129), (84721, 236282), (95893, 208754), (99086, 202027), (104377, 191786), (107198, 186739), (112406, 178087), (118141, 169442), (121334, 164983), (127946, 156457), (131222, 152551), (138229, 144818)]