19649268

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1301

約数の個数: 72

約数和(自身を含む): 54600000

約数和(自身を除く): 34950732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1249, 1311, 1748, 2498, 2622, 3747, 3933, 4996, 5244, 7494, 7866, 11241, 14988, 15732, 22482, 23731, 28727, 44964, 47462, 57454, 71193, 86181, 94924, 114908, 142386, 172362, 213579, 258543, 284772, 344724, 427158, 517086, 545813, 854316, 1034172, 1091626, 1637439, 2183252, 3274878, 4912317, 6549756, 9824634, 19649268]

約数ペア:

[(1, 19649268), (2, 9824634), (3, 6549756), (4, 4912317), (6, 3274878), (9, 2183252), (12, 1637439), (18, 1091626), (19, 1034172), (23, 854316), (36, 545813), (38, 517086), (46, 427158), (57, 344724), (69, 284772), (76, 258543), (92, 213579), (114, 172362), (138, 142386), (171, 114908), (207, 94924), (228, 86181), (276, 71193), (342, 57454), (414, 47462), (437, 44964), (684, 28727), (828, 23731), (874, 22482), (1249, 15732), (1311, 14988), (1748, 11241), (2498, 7866), (2622, 7494), (3747, 5244), (3933, 4996)]