18909864

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 56347200

約数和(自身を除く): 37437336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 72, 76, 92, 114, 138, 152, 171, 184, 207, 228, 276, 342, 414, 437, 456, 552, 601, 684, 828, 874, 1202, 1311, 1368, 1656, 1748, 1803, 2404, 2622, 3496, 3606, 3933, 4808, 5244, 5409, 7212, 7866, 10488, 10818, 11419, 13823, 14424, 15732, 21636, 22838, 27646, 31464, 34257, 41469, 43272, 45676, 55292, 68514, 82938, 91352, 102771, 110584, 124407, 137028, 165876, 205542, 248814, 262637, 274056, 331752, 411084, 497628, 525274, 787911, 822168, 995256, 1050548, 1575822, 2101096, 2363733, 3151644, 4727466, 6303288, 9454932, 18909864]

約数ペア:

[(1, 18909864), (2, 9454932), (3, 6303288), (4, 4727466), (6, 3151644), (8, 2363733), (9, 2101096), (12, 1575822), (18, 1050548), (19, 995256), (23, 822168), (24, 787911), (36, 525274), (38, 497628), (46, 411084), (57, 331752), (69, 274056), (72, 262637), (76, 248814), (92, 205542), (114, 165876), (138, 137028), (152, 124407), (171, 110584), (184, 102771), (207, 91352), (228, 82938), (276, 68514), (342, 55292), (414, 45676), (437, 43272), (456, 41469), (552, 34257), (601, 31464), (684, 27646), (828, 22838), (874, 21636), (1202, 15732), (1311, 14424), (1368, 13823), (1656, 11419), (1748, 10818), (1803, 10488), (2404, 7866), (2622, 7212), (3496, 5409), (3606, 5244), (3933, 4808)]