18156936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 56033280

約数和(自身を除く): 37876344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 37, 42, 46, 56, 69, 74, 84, 92, 111, 127, 138, 148, 161, 168, 184, 222, 254, 259, 276, 296, 322, 381, 444, 483, 508, 518, 552, 644, 762, 777, 851, 888, 889, 966, 1016, 1036, 1288, 1524, 1554, 1702, 1778, 1932, 2072, 2553, 2667, 2921, 3048, 3108, 3404, 3556, 3864, 4699, 5106, 5334, 5842, 5957, 6216, 6808, 7112, 8763, 9398, 10212, 10668, 11684, 11914, 14097, 17526, 17871, 18796, 20424, 20447, 21336, 23368, 23828, 28194, 32893, 35052, 35742, 37592, 40894, 47656, 56388, 61341, 65786, 70104, 71484, 81788, 98679, 108077, 112776, 122682, 131572, 142968, 163576, 197358, 216154, 245364, 263144, 324231, 394716, 432308, 490728, 648462, 756539, 789432, 864616, 1296924, 1513078, 2269617, 2593848, 3026156, 4539234, 6052312, 9078468, 18156936]

約数ペア:

[(1, 18156936), (2, 9078468), (3, 6052312), (4, 4539234), (6, 3026156), (7, 2593848), (8, 2269617), (12, 1513078), (14, 1296924), (21, 864616), (23, 789432), (24, 756539), (28, 648462), (37, 490728), (42, 432308), (46, 394716), (56, 324231), (69, 263144), (74, 245364), (84, 216154), (92, 197358), (111, 163576), (127, 142968), (138, 131572), (148, 122682), (161, 112776), (168, 108077), (184, 98679), (222, 81788), (254, 71484), (259, 70104), (276, 65786), (296, 61341), (322, 56388), (381, 47656), (444, 40894), (483, 37592), (508, 35742), (518, 35052), (552, 32893), (644, 28194), (762, 23828), (777, 23368), (851, 21336), (888, 20447), (889, 20424), (966, 18796), (1016, 17871), (1036, 17526), (1288, 14097), (1524, 11914), (1554, 11684), (1702, 10668), (1778, 10212), (1932, 9398), (2072, 8763), (2553, 7112), (2667, 6808), (2921, 6216), (3048, 5957), (3108, 5842), (3404, 5334), (3556, 5106), (3864, 4699)]