20341963904

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7013}}^1$

素因数の和:7118

約数の個数: 128

約数和(自身を含む): 45329518080

約数和(自身を除く): 24987554176

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 43, 62, 64, 68, 86, 124, 128, 136, 172, 248, 272, 344, 496, 527, 544, 688, 731, 992, 1054, 1088, 1333, 1376, 1462, 1984, 2108, 2176, 2666, 2752, 2924, 3968, 4216, 5332, 5504, 5848, 7013, 8432, 10664, 11696, 14026, 16864, 21328, 22661, 23392, 28052, 33728, 42656, 45322, 46784, 56104, 67456, 85312, 90644, 93568, 112208, 119221, 170624, 181288, 217403, 224416, 238442, 301559, 362576, 434806, 448832, 476884, 603118, 725152, 869612, 897664, 953768, 1206236, 1450304, 1739224, 1907536, 2412472, 2900608, 3478448, 3695851, 3815072, 4824944, 5126503, 6956896, 7391702, 7630144, 9348329, 9649888, 10253006, 13913792, 14783404, 15260288, 18696658, 19299776, 20506012, 27827584, 29566808, 37393316, 38599552, 41012024, 59133616, 74786632, 82024048, 118267232, 149573264, 158921593, 164048096, 236534464, 299146528, 317843186, 328096192, 473068928, 598293056, 635686372, 656192384, 1196586112, 1271372744, 2542745488, 5085490976, 10170981952, 20341963904]

約数ペア:

[(1, 20341963904), (2, 10170981952), (4, 5085490976), (8, 2542745488), (16, 1271372744), (17, 1196586112), (31, 656192384), (32, 635686372), (34, 598293056), (43, 473068928), (62, 328096192), (64, 317843186), (68, 299146528), (86, 236534464), (124, 164048096), (128, 158921593), (136, 149573264), (172, 118267232), (248, 82024048), (272, 74786632), (344, 59133616), (496, 41012024), (527, 38599552), (544, 37393316), (688, 29566808), (731, 27827584), (992, 20506012), (1054, 19299776), (1088, 18696658), (1333, 15260288), (1376, 14783404), (1462, 13913792), (1984, 10253006), (2108, 9649888), (2176, 9348329), (2666, 7630144), (2752, 7391702), (2924, 6956896), (3968, 5126503), (4216, 4824944), (5332, 3815072), (5504, 3695851), (5848, 3478448), (7013, 2900608), (8432, 2412472), (10664, 1907536), (11696, 1739224), (14026, 1450304), (16864, 1206236), (21328, 953768), (22661, 897664), (23392, 869612), (28052, 725152), (33728, 603118), (42656, 476884), (45322, 448832), (46784, 434806), (56104, 362576), (67456, 301559), (85312, 238442), (90644, 224416), (93568, 217403), (112208, 181288), (119221, 170624)]