18502764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 52663296

約数和(自身を除く): 34160532

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 61, 69, 84, 92, 122, 138, 157, 161, 183, 244, 276, 314, 322, 366, 427, 471, 483, 628, 644, 732, 854, 942, 966, 1099, 1281, 1403, 1708, 1884, 1932, 2198, 2562, 2806, 3297, 3611, 4209, 4396, 5124, 5612, 6594, 7222, 8418, 9577, 9821, 10833, 13188, 14444, 16836, 19154, 19642, 21666, 25277, 28731, 29463, 38308, 39284, 43332, 50554, 57462, 58926, 67039, 75831, 101108, 114924, 117852, 134078, 151662, 201117, 220271, 268156, 303324, 402234, 440542, 660813, 804468, 881084, 1321626, 1541897, 2643252, 3083794, 4625691, 6167588, 9251382, 18502764]

約数ペア:

[(1, 18502764), (2, 9251382), (3, 6167588), (4, 4625691), (6, 3083794), (7, 2643252), (12, 1541897), (14, 1321626), (21, 881084), (23, 804468), (28, 660813), (42, 440542), (46, 402234), (61, 303324), (69, 268156), (84, 220271), (92, 201117), (122, 151662), (138, 134078), (157, 117852), (161, 114924), (183, 101108), (244, 75831), (276, 67039), (314, 58926), (322, 57462), (366, 50554), (427, 43332), (471, 39284), (483, 38308), (628, 29463), (644, 28731), (732, 25277), (854, 21666), (942, 19642), (966, 19154), (1099, 16836), (1281, 14444), (1403, 13188), (1708, 10833), (1884, 9821), (1932, 9577), (2198, 8418), (2562, 7222), (2806, 6594), (3297, 5612), (3611, 5124), (4209, 4396)]