20179655888

素因数分解:

$2^4\times 7^4\times {\mathrm{19}}^1\times {\mathrm{27647}}^1$

素因数の和:27702

約数の個数: 100

約数和(自身を含む): 48014069760

約数和(自身を除く): 27834413872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 784, 931, 1064, 1372, 1862, 2128, 2401, 2744, 3724, 4802, 5488, 6517, 7448, 9604, 13034, 14896, 19208, 26068, 27647, 38416, 45619, 52136, 55294, 91238, 104272, 110588, 182476, 193529, 221176, 364952, 387058, 442352, 525293, 729904, 774116, 1050586, 1354703, 1548232, 2101172, 2709406, 3096464, 3677051, 4202344, 5418812, 7354102, 8404688, 9482921, 10837624, 14708204, 18965842, 21675248, 25739357, 29416408, 37931684, 51478714, 58832816, 66380447, 75863368, 102957428, 132760894, 151726736, 180175499, 205914856, 265521788, 360350998, 411829712, 531043576, 720701996, 1062087152, 1261228493, 1441403992, 2522456986, 2882807984, 5044913972, 10089827944, 20179655888]

約数ペア:

[(1, 20179655888), (2, 10089827944), (4, 5044913972), (7, 2882807984), (8, 2522456986), (14, 1441403992), (16, 1261228493), (19, 1062087152), (28, 720701996), (38, 531043576), (49, 411829712), (56, 360350998), (76, 265521788), (98, 205914856), (112, 180175499), (133, 151726736), (152, 132760894), (196, 102957428), (266, 75863368), (304, 66380447), (343, 58832816), (392, 51478714), (532, 37931684), (686, 29416408), (784, 25739357), (931, 21675248), (1064, 18965842), (1372, 14708204), (1862, 10837624), (2128, 9482921), (2401, 8404688), (2744, 7354102), (3724, 5418812), (4802, 4202344), (5488, 3677051), (6517, 3096464), (7448, 2709406), (9604, 2101172), (13034, 1548232), (14896, 1354703), (19208, 1050586), (26068, 774116), (27647, 729904), (38416, 525293), (45619, 442352), (52136, 387058), (55294, 364952), (91238, 221176), (104272, 193529), (110588, 182476)]