18731387424

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{983}}^1$

素因数の和:1383

約数の個数: 192

約数和(自身を含む): 53640437760

約数和(自身を除く): 34909050336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 76, 93, 96, 114, 124, 152, 186, 228, 248, 304, 337, 372, 456, 496, 589, 608, 674, 744, 912, 983, 992, 1011, 1178, 1348, 1488, 1767, 1824, 1966, 2022, 2356, 2696, 2949, 2976, 3534, 3932, 4044, 4712, 5392, 5898, 6403, 7068, 7864, 8088, 9424, 10447, 10784, 11796, 12806, 14136, 15728, 16176, 18677, 18848, 19209, 20894, 23592, 25612, 28272, 30473, 31341, 31456, 32352, 37354, 38418, 41788, 47184, 51224, 56031, 56544, 60946, 62682, 74708, 76836, 83576, 91419, 94368, 102448, 112062, 121892, 125364, 149416, 153672, 167152, 182838, 198493, 204896, 224124, 243784, 250728, 298832, 307344, 331271, 334304, 365676, 396986, 448248, 487568, 501456, 578987, 595479, 597664, 614688, 662542, 731352, 793972, 896496, 975136, 993813, 1002912, 1157974, 1190958, 1325084, 1462704, 1587944, 1736961, 1792992, 1987626, 2315948, 2381916, 2650168, 2925408, 3175888, 3473922, 3975252, 4631896, 4763832, 5300336, 6294149, 6351776, 6947844, 7950504, 9263792, 9527664, 10269401, 10600672, 12588298, 13895688, 15901008, 18527584, 18882447, 19055328, 20538802, 25176596, 27791376, 30808203, 31802016, 37764894, 41077604, 50353192, 55582752, 61616406, 75529788, 82155208, 100706384, 123232812, 151059576, 164310416, 195118619, 201412768, 246465624, 302119152, 328620832, 390237238, 492931248, 585355857, 604238304, 780474476, 985862496, 1170711714, 1560948952, 2341423428, 3121897904, 4682846856, 6243795808, 9365693712, 18731387424]

約数ペア:

[(1, 18731387424), (2, 9365693712), (3, 6243795808), (4, 4682846856), (6, 3121897904), (8, 2341423428), (12, 1560948952), (16, 1170711714), (19, 985862496), (24, 780474476), (31, 604238304), (32, 585355857), (38, 492931248), (48, 390237238), (57, 328620832), (62, 302119152), (76, 246465624), (93, 201412768), (96, 195118619), (114, 164310416), (124, 151059576), (152, 123232812), (186, 100706384), (228, 82155208), (248, 75529788), (304, 61616406), (337, 55582752), (372, 50353192), (456, 41077604), (496, 37764894), (589, 31802016), (608, 30808203), (674, 27791376), (744, 25176596), (912, 20538802), (983, 19055328), (992, 18882447), (1011, 18527584), (1178, 15901008), (1348, 13895688), (1488, 12588298), (1767, 10600672), (1824, 10269401), (1966, 9527664), (2022, 9263792), (2356, 7950504), (2696, 6947844), (2949, 6351776), (2976, 6294149), (3534, 5300336), (3932, 4763832), (4044, 4631896), (4712, 3975252), (5392, 3473922), (5898, 3175888), (6403, 2925408), (7068, 2650168), (7864, 2381916), (8088, 2315948), (9424, 1987626), (10447, 1792992), (10784, 1736961), (11796, 1587944), (12806, 1462704), (14136, 1325084), (15728, 1190958), (16176, 1157974), (18677, 1002912), (18848, 993813), (19209, 975136), (20894, 896496), (23592, 793972), (25612, 731352), (28272, 662542), (30473, 614688), (31341, 597664), (31456, 595479), (32352, 578987), (37354, 501456), (38418, 487568), (41788, 448248), (47184, 396986), (51224, 365676), (56031, 334304), (56544, 331271), (60946, 307344), (62682, 298832), (74708, 250728), (76836, 243784), (83576, 224124), (91419, 204896), (94368, 198493), (102448, 182838), (112062, 167152), (121892, 153672), (125364, 149416)]