18129522978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{44123}}^1$

素因数の和:45228

約数の個数: 64

約数和(自身を含む): 46086635520

約数和(自身を除く): 27957112542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1087, 2174, 3261, 6522, 7609, 9783, 15218, 19566, 22827, 29349, 44123, 45654, 58698, 68481, 88246, 132369, 136962, 205443, 264738, 308861, 397107, 410886, 617722, 794214, 926583, 1191321, 1853166, 2382642, 2779749, 5559498, 8339247, 16678494, 47961701, 95923402, 143885103, 287770206, 335731907, 431655309, 671463814, 863310618, 1007195721, 1294965927, 2014391442, 2589931854, 3021587163, 6043174326, 9064761489, 18129522978]

約数ペア:

[(1, 18129522978), (2, 9064761489), (3, 6043174326), (6, 3021587163), (7, 2589931854), (9, 2014391442), (14, 1294965927), (18, 1007195721), (21, 863310618), (27, 671463814), (42, 431655309), (54, 335731907), (63, 287770206), (126, 143885103), (189, 95923402), (378, 47961701), (1087, 16678494), (2174, 8339247), (3261, 5559498), (6522, 2779749), (7609, 2382642), (9783, 1853166), (15218, 1191321), (19566, 926583), (22827, 794214), (29349, 617722), (44123, 410886), (45654, 397107), (58698, 308861), (68481, 264738), (88246, 205443), (132369, 136962)]