18189915136

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{911}}^1$

素因数の和:1016

約数の個数: 176

約数和(自身を含む): 40861919232

約数和(自身を除く): 22672004096

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 37, 62, 64, 68, 74, 124, 128, 136, 148, 248, 256, 272, 296, 496, 512, 527, 544, 592, 629, 911, 992, 1024, 1054, 1088, 1147, 1184, 1258, 1822, 1984, 2108, 2176, 2294, 2368, 2516, 3644, 3968, 4216, 4352, 4588, 4736, 5032, 7288, 7936, 8432, 8704, 9176, 9472, 10064, 14576, 15487, 15872, 16864, 17408, 18352, 18944, 19499, 20128, 28241, 29152, 30974, 31744, 33707, 33728, 36704, 37888, 38998, 40256, 56482, 58304, 61948, 67414, 67456, 73408, 77996, 80512, 112964, 116608, 123896, 134828, 134912, 146816, 155992, 161024, 225928, 233216, 247792, 269656, 269824, 293632, 311984, 322048, 451856, 466432, 480097, 495584, 539312, 539648, 573019, 587264, 623968, 644096, 903712, 932864, 960194, 991168, 1044917, 1078624, 1146038, 1174528, 1247936, 1807424, 1920388, 1982336, 2089834, 2157248, 2292076, 2495872, 3614848, 3840776, 3964672, 4179668, 4314496, 4584152, 4991744, 7229696, 7681552, 7929344, 8359336, 8628992, 9168304, 9983488, 14459392, 15363104, 15858688, 16718672, 17257984, 17763589, 18336608, 19966976, 28918784, 30726208, 33437344, 34515968, 35527178, 36673216, 61452416, 66874688, 71054356, 73346432, 122904832, 133749376, 142108712, 146692864, 245809664, 267498752, 284217424, 293385728, 491619328, 534997504, 568434848, 586771456, 1069995008, 1136869696, 2273739392, 4547478784, 9094957568, 18189915136]

約数ペア:

[(1, 18189915136), (2, 9094957568), (4, 4547478784), (8, 2273739392), (16, 1136869696), (17, 1069995008), (31, 586771456), (32, 568434848), (34, 534997504), (37, 491619328), (62, 293385728), (64, 284217424), (68, 267498752), (74, 245809664), (124, 146692864), (128, 142108712), (136, 133749376), (148, 122904832), (248, 73346432), (256, 71054356), (272, 66874688), (296, 61452416), (496, 36673216), (512, 35527178), (527, 34515968), (544, 33437344), (592, 30726208), (629, 28918784), (911, 19966976), (992, 18336608), (1024, 17763589), (1054, 17257984), (1088, 16718672), (1147, 15858688), (1184, 15363104), (1258, 14459392), (1822, 9983488), (1984, 9168304), (2108, 8628992), (2176, 8359336), (2294, 7929344), (2368, 7681552), (2516, 7229696), (3644, 4991744), (3968, 4584152), (4216, 4314496), (4352, 4179668), (4588, 3964672), (4736, 3840776), (5032, 3614848), (7288, 2495872), (7936, 2292076), (8432, 2157248), (8704, 2089834), (9176, 1982336), (9472, 1920388), (10064, 1807424), (14576, 1247936), (15487, 1174528), (15872, 1146038), (16864, 1078624), (17408, 1044917), (18352, 991168), (18944, 960194), (19499, 932864), (20128, 903712), (28241, 644096), (29152, 623968), (30974, 587264), (31744, 573019), (33707, 539648), (33728, 539312), (36704, 495584), (37888, 480097), (38998, 466432), (40256, 451856), (56482, 322048), (58304, 311984), (61948, 293632), (67414, 269824), (67456, 269656), (73408, 247792), (77996, 233216), (80512, 225928), (112964, 161024), (116608, 155992), (123896, 146816), (134828, 134912)]