18484312

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 44432640

約数和(自身を除く): 25948328

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 88, 148, 154, 259, 296, 308, 407, 518, 616, 811, 814, 1036, 1622, 1628, 2072, 2849, 3244, 3256, 5677, 5698, 6488, 8921, 11354, 11396, 17842, 22708, 22792, 30007, 35684, 45416, 60014, 62447, 71368, 120028, 124894, 210049, 240056, 249788, 330077, 420098, 499576, 660154, 840196, 1320308, 1680392, 2310539, 2640616, 4621078, 9242156, 18484312]

約数ペア:

[(1, 18484312), (2, 9242156), (4, 4621078), (7, 2640616), (8, 2310539), (11, 1680392), (14, 1320308), (22, 840196), (28, 660154), (37, 499576), (44, 420098), (56, 330077), (74, 249788), (77, 240056), (88, 210049), (148, 124894), (154, 120028), (259, 71368), (296, 62447), (308, 60014), (407, 45416), (518, 35684), (616, 30007), (811, 22792), (814, 22708), (1036, 17842), (1622, 11396), (1628, 11354), (2072, 8921), (2849, 6488), (3244, 5698), (3256, 5677)]