2019201212

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2671}}^1$

素因数の和:2744

約数の個数: 96

約数和(自身を含む): 4488960000

約数和(自身を除く): 2469758788

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 98, 116, 133, 196, 203, 266, 343, 406, 532, 551, 686, 812, 931, 1102, 1372, 1421, 1862, 2204, 2671, 2842, 3724, 3857, 5342, 5684, 6517, 7714, 9947, 10684, 13034, 15428, 18697, 19894, 26068, 26999, 37394, 39788, 50749, 53998, 74788, 77459, 101498, 107996, 130879, 154918, 188993, 202996, 261758, 309836, 355243, 377986, 523516, 542213, 710486, 755972, 916153, 1084426, 1420972, 1471721, 1832306, 2168852, 2486701, 2943442, 3664612, 3795491, 4973402, 5886884, 7590982, 9946804, 10302047, 15181964, 17406907, 20604094, 26568437, 34813814, 41208188, 53136874, 69627628, 72114329, 106273748, 144228658, 288457316, 504800303, 1009600606, 2019201212]

約数ペア:

[(1, 2019201212), (2, 1009600606), (4, 504800303), (7, 288457316), (14, 144228658), (19, 106273748), (28, 72114329), (29, 69627628), (38, 53136874), (49, 41208188), (58, 34813814), (76, 26568437), (98, 20604094), (116, 17406907), (133, 15181964), (196, 10302047), (203, 9946804), (266, 7590982), (343, 5886884), (406, 4973402), (532, 3795491), (551, 3664612), (686, 2943442), (812, 2486701), (931, 2168852), (1102, 1832306), (1372, 1471721), (1421, 1420972), (1862, 1084426), (2204, 916153), (2671, 755972), (2842, 710486), (3724, 542213), (3857, 523516), (5342, 377986), (5684, 355243), (6517, 309836), (7714, 261758), (9947, 202996), (10684, 188993), (13034, 154918), (15428, 130879), (18697, 107996), (19894, 101498), (26068, 77459), (26999, 74788), (37394, 53998), (39788, 50749)]