20626584

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 60825600

約数和(自身を除く): 40199016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 43, 44, 46, 66, 69, 79, 86, 88, 92, 129, 132, 138, 158, 172, 184, 237, 253, 258, 264, 276, 316, 344, 473, 474, 506, 516, 552, 632, 759, 869, 946, 948, 989, 1012, 1032, 1419, 1518, 1738, 1817, 1892, 1896, 1978, 2024, 2607, 2838, 2967, 3036, 3397, 3476, 3634, 3784, 3956, 5214, 5451, 5676, 5934, 6072, 6794, 6952, 7268, 7912, 10191, 10428, 10879, 10902, 11352, 11868, 13588, 14536, 19987, 20382, 20856, 21758, 21804, 23736, 27176, 32637, 37367, 39974, 40764, 43516, 43608, 59961, 65274, 74734, 78131, 79948, 81528, 87032, 112101, 119922, 130548, 149468, 156262, 159896, 224202, 234393, 239844, 261096, 298936, 312524, 448404, 468786, 479688, 625048, 859441, 896808, 937572, 1718882, 1875144, 2578323, 3437764, 5156646, 6875528, 10313292, 20626584]

約数ペア:

[(1, 20626584), (2, 10313292), (3, 6875528), (4, 5156646), (6, 3437764), (8, 2578323), (11, 1875144), (12, 1718882), (22, 937572), (23, 896808), (24, 859441), (33, 625048), (43, 479688), (44, 468786), (46, 448404), (66, 312524), (69, 298936), (79, 261096), (86, 239844), (88, 234393), (92, 224202), (129, 159896), (132, 156262), (138, 149468), (158, 130548), (172, 119922), (184, 112101), (237, 87032), (253, 81528), (258, 79948), (264, 78131), (276, 74734), (316, 65274), (344, 59961), (473, 43608), (474, 43516), (506, 40764), (516, 39974), (552, 37367), (632, 32637), (759, 27176), (869, 23736), (946, 21804), (948, 21758), (989, 20856), (1012, 20382), (1032, 19987), (1419, 14536), (1518, 13588), (1738, 11868), (1817, 11352), (1892, 10902), (1896, 10879), (1978, 10428), (2024, 10191), (2607, 7912), (2838, 7268), (2967, 6952), (3036, 6794), (3397, 6072), (3476, 5934), (3634, 5676), (3784, 5451), (3956, 5214)]