19513872

素因数分解:

$2^4\times 3^6\times 7^1\times {\mathrm{239}}^1$

素因数の和:272

約数の個数: 140

約数和(自身を含む): 65055360

約数和(自身を除く): 45541488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 239, 243, 252, 324, 336, 378, 432, 478, 486, 504, 567, 648, 717, 729, 756, 956, 972, 1008, 1134, 1296, 1434, 1458, 1512, 1673, 1701, 1912, 1944, 2151, 2268, 2868, 2916, 3024, 3346, 3402, 3824, 3888, 4302, 4536, 5019, 5103, 5736, 5832, 6453, 6692, 6804, 8604, 9072, 10038, 10206, 11472, 11664, 12906, 13384, 13608, 15057, 17208, 19359, 20076, 20412, 25812, 26768, 27216, 30114, 34416, 38718, 40152, 40824, 45171, 51624, 58077, 60228, 77436, 80304, 81648, 90342, 103248, 116154, 120456, 135513, 154872, 174231, 180684, 232308, 240912, 271026, 309744, 348462, 361368, 406539, 464616, 542052, 696924, 722736, 813078, 929232, 1084104, 1219617, 1393848, 1626156, 2168208, 2439234, 2787696, 3252312, 4878468, 6504624, 9756936, 19513872]

約数ペア:

[(1, 19513872), (2, 9756936), (3, 6504624), (4, 4878468), (6, 3252312), (7, 2787696), (8, 2439234), (9, 2168208), (12, 1626156), (14, 1393848), (16, 1219617), (18, 1084104), (21, 929232), (24, 813078), (27, 722736), (28, 696924), (36, 542052), (42, 464616), (48, 406539), (54, 361368), (56, 348462), (63, 309744), (72, 271026), (81, 240912), (84, 232308), (108, 180684), (112, 174231), (126, 154872), (144, 135513), (162, 120456), (168, 116154), (189, 103248), (216, 90342), (239, 81648), (243, 80304), (252, 77436), (324, 60228), (336, 58077), (378, 51624), (432, 45171), (478, 40824), (486, 40152), (504, 38718), (567, 34416), (648, 30114), (717, 27216), (729, 26768), (756, 25812), (956, 20412), (972, 20076), (1008, 19359), (1134, 17208), (1296, 15057), (1434, 13608), (1458, 13384), (1512, 12906), (1673, 11664), (1701, 11472), (1912, 10206), (1944, 10038), (2151, 9072), (2268, 8604), (2868, 6804), (2916, 6692), (3024, 6453), (3346, 5832), (3402, 5736), (3824, 5103), (3888, 5019), (4302, 4536)]