18418032

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 55246464

約数和(自身を除く): 36828432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 67, 69, 72, 83, 92, 134, 138, 144, 166, 184, 201, 207, 249, 268, 276, 332, 368, 402, 414, 498, 536, 552, 603, 664, 747, 804, 828, 996, 1072, 1104, 1206, 1328, 1494, 1541, 1608, 1656, 1909, 1992, 2412, 2988, 3082, 3216, 3312, 3818, 3984, 4623, 4824, 5561, 5727, 5976, 6164, 7636, 9246, 9648, 11122, 11454, 11952, 12328, 13869, 15272, 16683, 17181, 18492, 22244, 22908, 24656, 27738, 30544, 33366, 34362, 36984, 44488, 45816, 50049, 55476, 66732, 68724, 73968, 88976, 91632, 100098, 110952, 127903, 133464, 137448, 200196, 221904, 255806, 266928, 274896, 383709, 400392, 511612, 767418, 800784, 1023224, 1151127, 1534836, 2046448, 2302254, 3069672, 4604508, 6139344, 9209016, 18418032]

約数ペア:

[(1, 18418032), (2, 9209016), (3, 6139344), (4, 4604508), (6, 3069672), (8, 2302254), (9, 2046448), (12, 1534836), (16, 1151127), (18, 1023224), (23, 800784), (24, 767418), (36, 511612), (46, 400392), (48, 383709), (67, 274896), (69, 266928), (72, 255806), (83, 221904), (92, 200196), (134, 137448), (138, 133464), (144, 127903), (166, 110952), (184, 100098), (201, 91632), (207, 88976), (249, 73968), (268, 68724), (276, 66732), (332, 55476), (368, 50049), (402, 45816), (414, 44488), (498, 36984), (536, 34362), (552, 33366), (603, 30544), (664, 27738), (747, 24656), (804, 22908), (828, 22244), (996, 18492), (1072, 17181), (1104, 16683), (1206, 15272), (1328, 13869), (1494, 12328), (1541, 11952), (1608, 11454), (1656, 11122), (1909, 9648), (1992, 9246), (2412, 7636), (2988, 6164), (3082, 5976), (3216, 5727), (3312, 5561), (3818, 4824), (3984, 4623)]