18591777904

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:567

約数の個数: 160

約数和(自身を含む): 42991534080

約数和(自身を除く): 24399756176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 113, 127, 172, 226, 254, 269, 301, 344, 452, 508, 538, 602, 688, 791, 889, 904, 1016, 1076, 1204, 1582, 1778, 1808, 1883, 2032, 2152, 2408, 3164, 3556, 3766, 4304, 4816, 4859, 5461, 6328, 7112, 7532, 9718, 10922, 11567, 12656, 14224, 14351, 15064, 19436, 21844, 23134, 28702, 30128, 30397, 34013, 34163, 38227, 38872, 43688, 46268, 57404, 60794, 68026, 68326, 76454, 77744, 80969, 87376, 92536, 100457, 114808, 121588, 136052, 136652, 152908, 161938, 185072, 200914, 212779, 229616, 239141, 243176, 272104, 273304, 305816, 323876, 401828, 425558, 478282, 486352, 544208, 546608, 611632, 617093, 647752, 803656, 851116, 956564, 1234186, 1295504, 1307071, 1469009, 1607312, 1702232, 1913128, 2468372, 2614142, 2938018, 3404464, 3826256, 3860419, 4319651, 4936744, 5228284, 5876036, 7720838, 8639302, 9149497, 9873488, 10283063, 10456568, 11752072, 15441676, 17278604, 18298994, 20566126, 20913136, 23504144, 27022933, 30883352, 34557208, 36597988, 41132252, 54045866, 61766704, 69114416, 73195976, 82264504, 108091732, 146391952, 164529008, 165998017, 216183464, 331996034, 432366928, 663992068, 1161986119, 1327984136, 2323972238, 2655968272, 4647944476, 9295888952, 18591777904]

約数ペア:

[(1, 18591777904), (2, 9295888952), (4, 4647944476), (7, 2655968272), (8, 2323972238), (14, 1327984136), (16, 1161986119), (28, 663992068), (43, 432366928), (56, 331996034), (86, 216183464), (112, 165998017), (113, 164529008), (127, 146391952), (172, 108091732), (226, 82264504), (254, 73195976), (269, 69114416), (301, 61766704), (344, 54045866), (452, 41132252), (508, 36597988), (538, 34557208), (602, 30883352), (688, 27022933), (791, 23504144), (889, 20913136), (904, 20566126), (1016, 18298994), (1076, 17278604), (1204, 15441676), (1582, 11752072), (1778, 10456568), (1808, 10283063), (1883, 9873488), (2032, 9149497), (2152, 8639302), (2408, 7720838), (3164, 5876036), (3556, 5228284), (3766, 4936744), (4304, 4319651), (4816, 3860419), (4859, 3826256), (5461, 3404464), (6328, 2938018), (7112, 2614142), (7532, 2468372), (9718, 1913128), (10922, 1702232), (11567, 1607312), (12656, 1469009), (14224, 1307071), (14351, 1295504), (15064, 1234186), (19436, 956564), (21844, 851116), (23134, 803656), (28702, 647752), (30128, 617093), (30397, 611632), (34013, 546608), (34163, 544208), (38227, 486352), (38872, 478282), (43688, 425558), (46268, 401828), (57404, 323876), (60794, 305816), (68026, 273304), (68326, 272104), (76454, 243176), (77744, 239141), (80969, 229616), (87376, 212779), (92536, 200914), (100457, 185072), (114808, 161938), (121588, 152908), (136052, 136652)]