20174579152

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{28807}}^1$

素因数の和:28885

約数の個数: 120

約数和(自身を含む): 49682046336

約数和(自身を除く): 29507467184

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 169, 182, 208, 259, 296, 338, 364, 481, 518, 592, 676, 728, 962, 1036, 1183, 1352, 1456, 1924, 2072, 2366, 2704, 3367, 3848, 4144, 4732, 6253, 6734, 7696, 9464, 12506, 13468, 18928, 25012, 26936, 28807, 43771, 50024, 53872, 57614, 87542, 100048, 115228, 175084, 201649, 230456, 350168, 374491, 403298, 460912, 700336, 748982, 806596, 1065859, 1497964, 1613192, 2131718, 2621437, 2995928, 3226384, 4263436, 4868383, 5242874, 5991856, 7461013, 8526872, 9736766, 10485748, 13856167, 14922026, 17053744, 19473532, 20971496, 27712334, 29844052, 34078681, 38947064, 41942992, 55424668, 59688104, 68157362, 77894128, 96993169, 110849336, 119376208, 136314724, 180130171, 193986338, 221698672, 272629448, 360260342, 387972676, 545258896, 720520684, 775945352, 1260911197, 1441041368, 1551890704, 2521822394, 2882082736, 5043644788, 10087289576, 20174579152]

約数ペア:

[(1, 20174579152), (2, 10087289576), (4, 5043644788), (7, 2882082736), (8, 2521822394), (13, 1551890704), (14, 1441041368), (16, 1260911197), (26, 775945352), (28, 720520684), (37, 545258896), (52, 387972676), (56, 360260342), (74, 272629448), (91, 221698672), (104, 193986338), (112, 180130171), (148, 136314724), (169, 119376208), (182, 110849336), (208, 96993169), (259, 77894128), (296, 68157362), (338, 59688104), (364, 55424668), (481, 41942992), (518, 38947064), (592, 34078681), (676, 29844052), (728, 27712334), (962, 20971496), (1036, 19473532), (1183, 17053744), (1352, 14922026), (1456, 13856167), (1924, 10485748), (2072, 9736766), (2366, 8526872), (2704, 7461013), (3367, 5991856), (3848, 5242874), (4144, 4868383), (4732, 4263436), (6253, 3226384), (6734, 2995928), (7696, 2621437), (9464, 2131718), (12506, 1613192), (13468, 1497964), (18928, 1065859), (25012, 806596), (26936, 748982), (28807, 700336), (43771, 460912), (50024, 403298), (53872, 374491), (57614, 350168), (87542, 230456), (100048, 201649), (115228, 175084)]