20159646976

素因数分解:

$2^8\times 7^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{593}}^1$

素因数の和:988

約数の個数: 144

約数和(自身を含む): 46972493568

約数和(自身を除く): 26812846592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 311, 427, 448, 488, 593, 622, 854, 896, 976, 1186, 1244, 1708, 1792, 1952, 2177, 2372, 2488, 3416, 3904, 4151, 4354, 4744, 4976, 6832, 7808, 8302, 8708, 9488, 9952, 13664, 15616, 16604, 17416, 18971, 18976, 19904, 27328, 33208, 34832, 36173, 37942, 37952, 39808, 54656, 66416, 69664, 72346, 75884, 75904, 79616, 109312, 132797, 132832, 139328, 144692, 151768, 151808, 184423, 253211, 265594, 265664, 278656, 289384, 303536, 368846, 506422, 531188, 531328, 557312, 578768, 607072, 737692, 1012844, 1062376, 1062656, 1157536, 1214144, 1290961, 1475384, 2025688, 2124752, 2315072, 2428288, 2581922, 2950768, 4051376, 4249504, 4630144, 4856576, 5163844, 5901536, 8102752, 8499008, 9260288, 10327688, 11249803, 11803072, 16205504, 16998016, 20655376, 22499606, 23606144, 32411008, 33996032, 41310752, 44999212, 47212288, 64822016, 78748621, 82621504, 89998424, 157497242, 165243008, 179996848, 314994484, 330486016, 359993696, 629988968, 719987392, 1259977936, 1439974784, 2519955872, 2879949568, 5039911744, 10079823488, 20159646976]

約数ペア:

[(1, 20159646976), (2, 10079823488), (4, 5039911744), (7, 2879949568), (8, 2519955872), (14, 1439974784), (16, 1259977936), (28, 719987392), (32, 629988968), (56, 359993696), (61, 330486016), (64, 314994484), (112, 179996848), (122, 165243008), (128, 157497242), (224, 89998424), (244, 82621504), (256, 78748621), (311, 64822016), (427, 47212288), (448, 44999212), (488, 41310752), (593, 33996032), (622, 32411008), (854, 23606144), (896, 22499606), (976, 20655376), (1186, 16998016), (1244, 16205504), (1708, 11803072), (1792, 11249803), (1952, 10327688), (2177, 9260288), (2372, 8499008), (2488, 8102752), (3416, 5901536), (3904, 5163844), (4151, 4856576), (4354, 4630144), (4744, 4249504), (4976, 4051376), (6832, 2950768), (7808, 2581922), (8302, 2428288), (8708, 2315072), (9488, 2124752), (9952, 2025688), (13664, 1475384), (15616, 1290961), (16604, 1214144), (17416, 1157536), (18971, 1062656), (18976, 1062376), (19904, 1012844), (27328, 737692), (33208, 607072), (34832, 578768), (36173, 557312), (37942, 531328), (37952, 531188), (39808, 506422), (54656, 368846), (66416, 303536), (69664, 289384), (72346, 278656), (75884, 265664), (75904, 265594), (79616, 253211), (109312, 184423), (132797, 151808), (132832, 151768), (139328, 144692)]