20171091056

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1\times {\mathrm{4591}}^1$

素因数の和:5202

約数の個数: 80

約数和(自身を含む): 42893504640

約数和(自身を除く): 22722413584

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 557, 986, 1114, 1972, 2228, 3944, 4456, 4591, 7888, 8912, 9182, 9469, 16153, 18364, 18938, 32306, 36728, 37876, 64612, 73456, 75752, 78047, 129224, 133139, 151504, 156094, 258448, 266278, 274601, 312188, 532556, 549202, 624376, 1065112, 1098404, 1248752, 2130224, 2196808, 2263363, 2557187, 4393616, 4526726, 5114374, 9053452, 10228748, 18106904, 20457496, 36213808, 40914992, 43472179, 74158423, 86944358, 148316846, 173888716, 296633692, 347777432, 593267384, 695554864, 1186534768, 1260693191, 2521386382, 5042772764, 10085545528, 20171091056]

約数ペア:

[(1, 20171091056), (2, 10085545528), (4, 5042772764), (8, 2521386382), (16, 1260693191), (17, 1186534768), (29, 695554864), (34, 593267384), (58, 347777432), (68, 296633692), (116, 173888716), (136, 148316846), (232, 86944358), (272, 74158423), (464, 43472179), (493, 40914992), (557, 36213808), (986, 20457496), (1114, 18106904), (1972, 10228748), (2228, 9053452), (3944, 5114374), (4456, 4526726), (4591, 4393616), (7888, 2557187), (8912, 2263363), (9182, 2196808), (9469, 2130224), (16153, 1248752), (18364, 1098404), (18938, 1065112), (32306, 624376), (36728, 549202), (37876, 532556), (64612, 312188), (73456, 274601), (75752, 266278), (78047, 258448), (129224, 156094), (133139, 151504)]