18991736148

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{8179}}^1$

素因数の和:8570

約数の個数: 144

約数和(自身を含む): 56398809600

約数和(自身を除く): 37407073452

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 359, 462, 539, 588, 718, 924, 1077, 1078, 1436, 1617, 2154, 2156, 2513, 3234, 3949, 4308, 5026, 6468, 7539, 7898, 8179, 10052, 11847, 15078, 15796, 16358, 17591, 23694, 24537, 27643, 30156, 32716, 35182, 47388, 49074, 52773, 55286, 57253, 70364, 82929, 89969, 98148, 105546, 110572, 114506, 165858, 171759, 179938, 193501, 211092, 229012, 269907, 331716, 343518, 359876, 387002, 400771, 539814, 580503, 629783, 687036, 774004, 801542, 1079628, 1161006, 1202313, 1259566, 1603084, 1889349, 2322012, 2404626, 2519132, 2936261, 3778698, 4408481, 4809252, 5872522, 7557396, 8808783, 8816962, 11745044, 13225443, 17617566, 17633924, 20553827, 26450886, 32298871, 35235132, 41107654, 52901772, 61661481, 64597742, 82215308, 96896613, 123322962, 129195484, 143876789, 193793226, 226092097, 246645924, 287753578, 387586452, 431630367, 452184194, 575507156, 678276291, 863260734, 904368388, 1356552582, 1582644679, 1726521468, 2713105164, 3165289358, 4747934037, 6330578716, 9495868074, 18991736148]

約数ペア:

[(1, 18991736148), (2, 9495868074), (3, 6330578716), (4, 4747934037), (6, 3165289358), (7, 2713105164), (11, 1726521468), (12, 1582644679), (14, 1356552582), (21, 904368388), (22, 863260734), (28, 678276291), (33, 575507156), (42, 452184194), (44, 431630367), (49, 387586452), (66, 287753578), (77, 246645924), (84, 226092097), (98, 193793226), (132, 143876789), (147, 129195484), (154, 123322962), (196, 96896613), (231, 82215308), (294, 64597742), (308, 61661481), (359, 52901772), (462, 41107654), (539, 35235132), (588, 32298871), (718, 26450886), (924, 20553827), (1077, 17633924), (1078, 17617566), (1436, 13225443), (1617, 11745044), (2154, 8816962), (2156, 8808783), (2513, 7557396), (3234, 5872522), (3949, 4809252), (4308, 4408481), (5026, 3778698), (6468, 2936261), (7539, 2519132), (7898, 2404626), (8179, 2322012), (10052, 1889349), (11847, 1603084), (15078, 1259566), (15796, 1202313), (16358, 1161006), (17591, 1079628), (23694, 801542), (24537, 774004), (27643, 687036), (30156, 629783), (32716, 580503), (35182, 539814), (47388, 400771), (49074, 387002), (52773, 359876), (55286, 343518), (57253, 331716), (70364, 269907), (82929, 229012), (89969, 211092), (98148, 193501), (105546, 179938), (110572, 171759), (114506, 165858)]