20345556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 60060672

約数和(自身を除く): 39715116

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 97, 132, 154, 194, 227, 231, 291, 308, 388, 454, 462, 582, 679, 681, 908, 924, 1067, 1164, 1358, 1362, 1589, 2037, 2134, 2497, 2716, 2724, 3178, 3201, 4074, 4268, 4767, 4994, 6356, 6402, 7469, 7491, 8148, 9534, 9988, 12804, 14938, 14982, 17479, 19068, 22019, 22407, 29876, 29964, 34958, 44038, 44814, 52437, 66057, 69916, 88076, 89628, 104874, 132114, 154133, 209748, 242209, 264228, 308266, 462399, 484418, 616532, 726627, 924798, 968836, 1453254, 1695463, 1849596, 2906508, 3390926, 5086389, 6781852, 10172778, 20345556]

約数ペア:

[(1, 20345556), (2, 10172778), (3, 6781852), (4, 5086389), (6, 3390926), (7, 2906508), (11, 1849596), (12, 1695463), (14, 1453254), (21, 968836), (22, 924798), (28, 726627), (33, 616532), (42, 484418), (44, 462399), (66, 308266), (77, 264228), (84, 242209), (97, 209748), (132, 154133), (154, 132114), (194, 104874), (227, 89628), (231, 88076), (291, 69916), (308, 66057), (388, 52437), (454, 44814), (462, 44038), (582, 34958), (679, 29964), (681, 29876), (908, 22407), (924, 22019), (1067, 19068), (1164, 17479), (1358, 14982), (1362, 14938), (1589, 12804), (2037, 9988), (2134, 9534), (2497, 8148), (2716, 7491), (2724, 7469), (3178, 6402), (3201, 6356), (4074, 4994), (4268, 4767)]