19240144

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 49871808

約数和(自身を除く): 30631664

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 49, 56, 77, 88, 92, 97, 98, 112, 154, 161, 176, 184, 194, 196, 253, 308, 322, 368, 388, 392, 506, 539, 616, 644, 679, 776, 784, 1012, 1067, 1078, 1127, 1232, 1288, 1358, 1552, 1771, 2024, 2134, 2156, 2231, 2254, 2576, 2716, 3542, 4048, 4268, 4312, 4462, 4508, 4753, 5432, 7084, 7469, 8536, 8624, 8924, 9016, 9506, 10864, 12397, 14168, 14938, 15617, 17072, 17848, 18032, 19012, 24541, 24794, 28336, 29876, 31234, 35696, 38024, 49082, 49588, 52283, 59752, 62468, 76048, 98164, 99176, 104566, 109319, 119504, 124936, 171787, 196328, 198352, 209132, 218638, 249872, 343574, 392656, 418264, 437276, 687148, 836528, 874552, 1202509, 1374296, 1749104, 2405018, 2748592, 4810036, 9620072, 19240144]

約数ペア:

[(1, 19240144), (2, 9620072), (4, 4810036), (7, 2748592), (8, 2405018), (11, 1749104), (14, 1374296), (16, 1202509), (22, 874552), (23, 836528), (28, 687148), (44, 437276), (46, 418264), (49, 392656), (56, 343574), (77, 249872), (88, 218638), (92, 209132), (97, 198352), (98, 196328), (112, 171787), (154, 124936), (161, 119504), (176, 109319), (184, 104566), (194, 99176), (196, 98164), (253, 76048), (308, 62468), (322, 59752), (368, 52283), (388, 49588), (392, 49082), (506, 38024), (539, 35696), (616, 31234), (644, 29876), (679, 28336), (776, 24794), (784, 24541), (1012, 19012), (1067, 18032), (1078, 17848), (1127, 17072), (1232, 15617), (1288, 14938), (1358, 14168), (1552, 12397), (1771, 10864), (2024, 9506), (2134, 9016), (2156, 8924), (2231, 8624), (2254, 8536), (2576, 7469), (2716, 7084), (3542, 5432), (4048, 4753), (4268, 4508), (4312, 4462)]