20157361952

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1211

約数の個数: 192

約数和(自身を含む): 50194577664

約数和(自身を除く): 30037215712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 53, 56, 91, 104, 106, 112, 131, 182, 208, 212, 224, 262, 364, 371, 416, 424, 524, 689, 728, 742, 848, 917, 997, 1048, 1378, 1456, 1484, 1696, 1703, 1834, 1994, 2096, 2756, 2912, 2968, 3406, 3668, 3988, 4192, 4823, 5512, 5936, 6812, 6943, 6979, 7336, 7976, 9646, 11024, 11872, 11921, 12961, 13624, 13886, 13958, 14672, 15952, 19292, 22048, 23842, 25922, 27248, 27772, 27916, 29344, 31904, 38584, 47684, 48601, 51844, 52841, 54496, 55544, 55832, 77168, 90259, 90727, 95368, 97202, 103688, 105682, 111088, 111664, 130607, 154336, 180518, 181454, 190736, 194404, 207376, 211364, 222176, 223328, 261214, 361036, 362908, 369887, 381472, 388808, 414752, 422728, 522428, 631813, 686933, 722072, 725816, 739774, 777616, 845456, 914249, 1044856, 1263626, 1373866, 1444144, 1451632, 1479548, 1555232, 1690912, 1697891, 1828498, 2089712, 2527252, 2747732, 2888288, 2903264, 2959096, 3395782, 3656996, 4179424, 4808531, 5054504, 5495464, 5918192, 6791564, 6922171, 7313992, 9617062, 10109008, 10990928, 11836384, 11885237, 13583128, 13844342, 14627984, 19234124, 20218016, 21981856, 23770474, 27166256, 27688684, 29255968, 38468248, 47540948, 48455197, 54332512, 55377368, 76936496, 89988223, 95081896, 96910394, 110754736, 153872992, 179976446, 190163792, 193820788, 221509472, 359952892, 380327584, 387641576, 629917561, 719905784, 775283152, 1259835122, 1439811568, 1550566304, 2519670244, 2879623136, 5039340488, 10078680976, 20157361952]

約数ペア:

[(1, 20157361952), (2, 10078680976), (4, 5039340488), (7, 2879623136), (8, 2519670244), (13, 1550566304), (14, 1439811568), (16, 1259835122), (26, 775283152), (28, 719905784), (32, 629917561), (52, 387641576), (53, 380327584), (56, 359952892), (91, 221509472), (104, 193820788), (106, 190163792), (112, 179976446), (131, 153872992), (182, 110754736), (208, 96910394), (212, 95081896), (224, 89988223), (262, 76936496), (364, 55377368), (371, 54332512), (416, 48455197), (424, 47540948), (524, 38468248), (689, 29255968), (728, 27688684), (742, 27166256), (848, 23770474), (917, 21981856), (997, 20218016), (1048, 19234124), (1378, 14627984), (1456, 13844342), (1484, 13583128), (1696, 11885237), (1703, 11836384), (1834, 10990928), (1994, 10109008), (2096, 9617062), (2756, 7313992), (2912, 6922171), (2968, 6791564), (3406, 5918192), (3668, 5495464), (3988, 5054504), (4192, 4808531), (4823, 4179424), (5512, 3656996), (5936, 3395782), (6812, 2959096), (6943, 2903264), (6979, 2888288), (7336, 2747732), (7976, 2527252), (9646, 2089712), (11024, 1828498), (11872, 1697891), (11921, 1690912), (12961, 1555232), (13624, 1479548), (13886, 1451632), (13958, 1444144), (14672, 1373866), (15952, 1263626), (19292, 1044856), (22048, 914249), (23842, 845456), (25922, 777616), (27248, 739774), (27772, 725816), (27916, 722072), (29344, 686933), (31904, 631813), (38584, 522428), (47684, 422728), (48601, 414752), (51844, 388808), (52841, 381472), (54496, 369887), (55544, 362908), (55832, 361036), (77168, 261214), (90259, 223328), (90727, 222176), (95368, 211364), (97202, 207376), (103688, 194404), (105682, 190736), (111088, 181454), (111664, 180518), (130607, 154336)]