18186795

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 36334080

約数和(自身を除く): 18147285

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 37, 45, 55, 99, 111, 135, 165, 185, 297, 331, 333, 407, 495, 555, 993, 999, 1221, 1485, 1655, 1665, 2035, 2979, 3641, 3663, 4965, 4995, 6105, 8937, 10923, 10989, 12247, 14895, 18205, 18315, 32769, 36741, 44685, 54615, 54945, 61235, 98307, 110223, 134717, 163845, 183705, 330669, 404151, 491535, 551115, 673585, 1212453, 1653345, 2020755, 3637359, 6062265, 18186795]

約数ペア:

[(1, 18186795), (3, 6062265), (5, 3637359), (9, 2020755), (11, 1653345), (15, 1212453), (27, 673585), (33, 551115), (37, 491535), (45, 404151), (55, 330669), (99, 183705), (111, 163845), (135, 134717), (165, 110223), (185, 98307), (297, 61235), (331, 54945), (333, 54615), (407, 44685), (495, 36741), (555, 32769), (993, 18315), (999, 18205), (1221, 14895), (1485, 12247), (1655, 10989), (1665, 10923), (2035, 8937), (2979, 6105), (3641, 4995), (3663, 4965)]