20005968606

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{751}}^1$

素因数の和:1302

約数の個数: 128

約数和(自身を含む): 46572503040

約数和(自身を除く): 26566534434

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 186, 299, 403, 479, 598, 713, 751, 806, 897, 958, 1209, 1426, 1437, 1502, 1794, 2139, 2253, 2418, 2874, 4278, 4506, 6227, 9269, 9763, 11017, 12454, 14849, 17273, 18538, 18681, 19526, 22034, 23281, 27807, 29289, 29698, 33051, 34546, 37362, 44547, 46562, 51819, 55614, 58578, 66102, 69843, 89094, 103638, 139686, 143221, 193037, 224549, 286442, 302653, 341527, 359729, 386074, 429663, 449098, 535463, 579111, 605306, 673647, 683054, 719458, 859326, 907959, 1024581, 1070926, 1079187, 1158222, 1347294, 1606389, 1815918, 2049162, 2158374, 3212778, 4439851, 4676477, 6961019, 8273767, 8879702, 9352954, 11151599, 13319553, 13922038, 14029431, 16547534, 20883057, 22303198, 24821301, 26639106, 28058862, 33454797, 41766114, 49642602, 66909594, 107558971, 144970787, 215117942, 256486777, 289941574, 322676913, 434912361, 512973554, 645353826, 769460331, 869824722, 1538920662, 3334328101, 6668656202, 10002984303, 20005968606]

約数ペア:

[(1, 20005968606), (2, 10002984303), (3, 6668656202), (6, 3334328101), (13, 1538920662), (23, 869824722), (26, 769460331), (31, 645353826), (39, 512973554), (46, 434912361), (62, 322676913), (69, 289941574), (78, 256486777), (93, 215117942), (138, 144970787), (186, 107558971), (299, 66909594), (403, 49642602), (479, 41766114), (598, 33454797), (713, 28058862), (751, 26639106), (806, 24821301), (897, 22303198), (958, 20883057), (1209, 16547534), (1426, 14029431), (1437, 13922038), (1502, 13319553), (1794, 11151599), (2139, 9352954), (2253, 8879702), (2418, 8273767), (2874, 6961019), (4278, 4676477), (4506, 4439851), (6227, 3212778), (9269, 2158374), (9763, 2049162), (11017, 1815918), (12454, 1606389), (14849, 1347294), (17273, 1158222), (18538, 1079187), (18681, 1070926), (19526, 1024581), (22034, 907959), (23281, 859326), (27807, 719458), (29289, 683054), (29698, 673647), (33051, 605306), (34546, 579111), (37362, 535463), (44547, 449098), (46562, 429663), (51819, 386074), (55614, 359729), (58578, 341527), (66102, 302653), (69843, 286442), (89094, 224549), (103638, 193037), (139686, 143221)]