20386443168

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{777871}}^1$

素因数の和:777907

約数の個数: 144

約数和(自身を含む): 71352642816

約数和(自身を除く): 50966199648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1638, 1872, 2016, 2184, 2912, 3276, 3744, 4368, 6552, 8736, 13104, 26208, 777871, 1555742, 2333613, 3111484, 4667226, 5445097, 6222968, 7000839, 9334452, 10112323, 10890194, 12445936, 14001678, 16335291, 18668904, 20224646, 21780388, 24891872, 28003356, 30336969, 32670582, 37337808, 40449292, 43560776, 49005873, 56006712, 60673938, 65341164, 70786261, 74675616, 80898584, 87121552, 91010907, 98011746, 112013424, 121347876, 130682328, 141572522, 161797168, 174243104, 182021814, 196023492, 212358783, 224026848, 242695752, 261364656, 283145044, 323594336, 364043628, 392046984, 424717566, 485391504, 522729312, 566290088, 637076349, 728087256, 784093968, 849435132, 970783008, 1132580176, 1274152698, 1456174512, 1568187936, 1698870264, 2265160352, 2548305396, 2912349024, 3397740528, 5096610792, 6795481056, 10193221584, 20386443168]

約数ペア:

[(1, 20386443168), (2, 10193221584), (3, 6795481056), (4, 5096610792), (6, 3397740528), (7, 2912349024), (8, 2548305396), (9, 2265160352), (12, 1698870264), (13, 1568187936), (14, 1456174512), (16, 1274152698), (18, 1132580176), (21, 970783008), (24, 849435132), (26, 784093968), (28, 728087256), (32, 637076349), (36, 566290088), (39, 522729312), (42, 485391504), (48, 424717566), (52, 392046984), (56, 364043628), (63, 323594336), (72, 283145044), (78, 261364656), (84, 242695752), (91, 224026848), (96, 212358783), (104, 196023492), (112, 182021814), (117, 174243104), (126, 161797168), (144, 141572522), (156, 130682328), (168, 121347876), (182, 112013424), (208, 98011746), (224, 91010907), (234, 87121552), (252, 80898584), (273, 74675616), (288, 70786261), (312, 65341164), (336, 60673938), (364, 56006712), (416, 49005873), (468, 43560776), (504, 40449292), (546, 37337808), (624, 32670582), (672, 30336969), (728, 28003356), (819, 24891872), (936, 21780388), (1008, 20224646), (1092, 18668904), (1248, 16335291), (1456, 14001678), (1638, 12445936), (1872, 10890194), (2016, 10112323), (2184, 9334452), (2912, 7000839), (3276, 6222968), (3744, 5445097), (4368, 4667226), (6552, 3111484), (8736, 2333613), (13104, 1555742), (26208, 777871)]