20542367248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{971}}^1$

素因数の和:1233

約数の個数: 160

約数和(自身を含む): 47138982912

約数和(自身を除く): 26596615664

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 193, 208, 221, 248, 272, 386, 403, 442, 496, 527, 772, 806, 884, 971, 1054, 1544, 1612, 1768, 1942, 2108, 2509, 3088, 3224, 3281, 3536, 3884, 4216, 5018, 5983, 6448, 6562, 6851, 7768, 8432, 10036, 11966, 12623, 13124, 13702, 15536, 16507, 20072, 23932, 25246, 26248, 27404, 30101, 33014, 40144, 42653, 47864, 50492, 52496, 54808, 60202, 66028, 77779, 85306, 95728, 100984, 101711, 109616, 120404, 132056, 155558, 170612, 187403, 201968, 203422, 214591, 240808, 264112, 311116, 341224, 374806, 391313, 406844, 429182, 481616, 511717, 622232, 682448, 749612, 782626, 813688, 858364, 1023434, 1244464, 1322243, 1499224, 1565252, 1627376, 1716728, 2046868, 2436239, 2644486, 2998448, 3130504, 3185851, 3433456, 4093736, 4872478, 5288972, 5809493, 6261008, 6371702, 6652321, 8187472, 9744956, 10577944, 11618986, 12743404, 13304642, 19489912, 21155888, 23237972, 25486808, 26609284, 38979824, 41416063, 46475944, 50973616, 53218568, 75523409, 82832126, 92951888, 98761381, 106437136, 151046818, 165664252, 197522762, 302093636, 331328504, 395045524, 604187272, 662657008, 790091048, 1208374544, 1283897953, 1580182096, 2567795906, 5135591812, 10271183624, 20542367248]

約数ペア:

[(1, 20542367248), (2, 10271183624), (4, 5135591812), (8, 2567795906), (13, 1580182096), (16, 1283897953), (17, 1208374544), (26, 790091048), (31, 662657008), (34, 604187272), (52, 395045524), (62, 331328504), (68, 302093636), (104, 197522762), (124, 165664252), (136, 151046818), (193, 106437136), (208, 98761381), (221, 92951888), (248, 82832126), (272, 75523409), (386, 53218568), (403, 50973616), (442, 46475944), (496, 41416063), (527, 38979824), (772, 26609284), (806, 25486808), (884, 23237972), (971, 21155888), (1054, 19489912), (1544, 13304642), (1612, 12743404), (1768, 11618986), (1942, 10577944), (2108, 9744956), (2509, 8187472), (3088, 6652321), (3224, 6371702), (3281, 6261008), (3536, 5809493), (3884, 5288972), (4216, 4872478), (5018, 4093736), (5983, 3433456), (6448, 3185851), (6562, 3130504), (6851, 2998448), (7768, 2644486), (8432, 2436239), (10036, 2046868), (11966, 1716728), (12623, 1627376), (13124, 1565252), (13702, 1499224), (15536, 1322243), (16507, 1244464), (20072, 1023434), (23932, 858364), (25246, 813688), (26248, 782626), (27404, 749612), (30101, 682448), (33014, 622232), (40144, 511717), (42653, 481616), (47864, 429182), (50492, 406844), (52496, 391313), (54808, 374806), (60202, 341224), (66028, 311116), (77779, 264112), (85306, 240808), (95728, 214591), (100984, 203422), (101711, 201968), (109616, 187403), (120404, 170612), (132056, 155558)]