20199312

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:741

約数の個数: 120

約数和(自身を含む): 66930240

約数和(自身を除く): 46730928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 56, 58, 63, 72, 84, 87, 112, 116, 126, 144, 168, 174, 203, 232, 252, 261, 336, 348, 406, 464, 504, 522, 609, 691, 696, 812, 1008, 1044, 1218, 1382, 1392, 1624, 1827, 2073, 2088, 2436, 2764, 3248, 3654, 4146, 4176, 4837, 4872, 5528, 6219, 7308, 8292, 9674, 9744, 11056, 12438, 14511, 14616, 16584, 19348, 20039, 24876, 29022, 29232, 33168, 38696, 40078, 43533, 49752, 58044, 60117, 77392, 80156, 87066, 99504, 116088, 120234, 140273, 160312, 174132, 180351, 232176, 240468, 280546, 320624, 348264, 360702, 420819, 480936, 561092, 696528, 721404, 841638, 961872, 1122184, 1262457, 1442808, 1683276, 2244368, 2524914, 2885616, 3366552, 5049828, 6733104, 10099656, 20199312]

約数ペア:

[(1, 20199312), (2, 10099656), (3, 6733104), (4, 5049828), (6, 3366552), (7, 2885616), (8, 2524914), (9, 2244368), (12, 1683276), (14, 1442808), (16, 1262457), (18, 1122184), (21, 961872), (24, 841638), (28, 721404), (29, 696528), (36, 561092), (42, 480936), (48, 420819), (56, 360702), (58, 348264), (63, 320624), (72, 280546), (84, 240468), (87, 232176), (112, 180351), (116, 174132), (126, 160312), (144, 140273), (168, 120234), (174, 116088), (203, 99504), (232, 87066), (252, 80156), (261, 77392), (336, 60117), (348, 58044), (406, 49752), (464, 43533), (504, 40078), (522, 38696), (609, 33168), (691, 29232), (696, 29022), (812, 24876), (1008, 20039), (1044, 19348), (1218, 16584), (1382, 14616), (1392, 14511), (1624, 12438), (1827, 11056), (2073, 9744), (2088, 9674), (2436, 8292), (2764, 7308), (3248, 6219), (3654, 5528), (4146, 4872), (4176, 4837)]