18665328

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 160

約数和(自身を含む): 57853440

約数和(自身を除く): 39188112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 29, 33, 44, 46, 48, 53, 58, 66, 69, 87, 88, 92, 106, 116, 132, 138, 159, 174, 176, 184, 212, 232, 253, 264, 276, 318, 319, 348, 368, 424, 464, 506, 528, 552, 583, 636, 638, 667, 696, 759, 848, 957, 1012, 1104, 1166, 1219, 1272, 1276, 1334, 1392, 1518, 1537, 1749, 1914, 2001, 2024, 2332, 2438, 2544, 2552, 2668, 3036, 3074, 3498, 3657, 3828, 4002, 4048, 4611, 4664, 4876, 5104, 5336, 6072, 6148, 6996, 7314, 7337, 7656, 8004, 9222, 9328, 9752, 10672, 12144, 12296, 13409, 13992, 14628, 14674, 15312, 16008, 16907, 18444, 19504, 22011, 24592, 26818, 27984, 29256, 29348, 32016, 33814, 35351, 36888, 40227, 44022, 50721, 53636, 58512, 58696, 67628, 70702, 73776, 80454, 88044, 101442, 106053, 107272, 117392, 135256, 141404, 160908, 176088, 202884, 212106, 214544, 270512, 282808, 321816, 352176, 388861, 405768, 424212, 565616, 643632, 777722, 811536, 848424, 1166583, 1555444, 1696848, 2333166, 3110888, 4666332, 6221776, 9332664, 18665328]

約数ペア:

[(1, 18665328), (2, 9332664), (3, 6221776), (4, 4666332), (6, 3110888), (8, 2333166), (11, 1696848), (12, 1555444), (16, 1166583), (22, 848424), (23, 811536), (24, 777722), (29, 643632), (33, 565616), (44, 424212), (46, 405768), (48, 388861), (53, 352176), (58, 321816), (66, 282808), (69, 270512), (87, 214544), (88, 212106), (92, 202884), (106, 176088), (116, 160908), (132, 141404), (138, 135256), (159, 117392), (174, 107272), (176, 106053), (184, 101442), (212, 88044), (232, 80454), (253, 73776), (264, 70702), (276, 67628), (318, 58696), (319, 58512), (348, 53636), (368, 50721), (424, 44022), (464, 40227), (506, 36888), (528, 35351), (552, 33814), (583, 32016), (636, 29348), (638, 29256), (667, 27984), (696, 26818), (759, 24592), (848, 22011), (957, 19504), (1012, 18444), (1104, 16907), (1166, 16008), (1219, 15312), (1272, 14674), (1276, 14628), (1334, 13992), (1392, 13409), (1518, 12296), (1537, 12144), (1749, 10672), (1914, 9752), (2001, 9328), (2024, 9222), (2332, 8004), (2438, 7656), (2544, 7337), (2552, 7314), (2668, 6996), (3036, 6148), (3074, 6072), (3498, 5336), (3657, 5104), (3828, 4876), (4002, 4664), (4048, 4611)]