18017244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 56609280

約数和(自身を除く): 38592036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 53, 57, 63, 71, 76, 84, 106, 114, 126, 133, 142, 159, 171, 212, 213, 228, 252, 266, 284, 318, 342, 371, 399, 426, 477, 497, 532, 636, 639, 684, 742, 798, 852, 954, 994, 1007, 1113, 1197, 1278, 1349, 1484, 1491, 1596, 1908, 1988, 2014, 2226, 2394, 2556, 2698, 2982, 3021, 3339, 3763, 4028, 4047, 4452, 4473, 4788, 5396, 5964, 6042, 6678, 7049, 7526, 8094, 8946, 9063, 9443, 11289, 12084, 12141, 13356, 14098, 15052, 16188, 17892, 18126, 18886, 21147, 22578, 24282, 26341, 28196, 28329, 33867, 36252, 37772, 42294, 45156, 48564, 52682, 56658, 63441, 67734, 71497, 79023, 84588, 84987, 105364, 113316, 126882, 135468, 142994, 158046, 169974, 214491, 237069, 253764, 285988, 316092, 339948, 428982, 474138, 500479, 643473, 857964, 948276, 1000958, 1286946, 1501437, 2001916, 2573892, 3002874, 4504311, 6005748, 9008622, 18017244]

約数ペア:

[(1, 18017244), (2, 9008622), (3, 6005748), (4, 4504311), (6, 3002874), (7, 2573892), (9, 2001916), (12, 1501437), (14, 1286946), (18, 1000958), (19, 948276), (21, 857964), (28, 643473), (36, 500479), (38, 474138), (42, 428982), (53, 339948), (57, 316092), (63, 285988), (71, 253764), (76, 237069), (84, 214491), (106, 169974), (114, 158046), (126, 142994), (133, 135468), (142, 126882), (159, 113316), (171, 105364), (212, 84987), (213, 84588), (228, 79023), (252, 71497), (266, 67734), (284, 63441), (318, 56658), (342, 52682), (371, 48564), (399, 45156), (426, 42294), (477, 37772), (497, 36252), (532, 33867), (636, 28329), (639, 28196), (684, 26341), (742, 24282), (798, 22578), (852, 21147), (954, 18886), (994, 18126), (1007, 17892), (1113, 16188), (1197, 15052), (1278, 14098), (1349, 13356), (1484, 12141), (1491, 12084), (1596, 11289), (1908, 9443), (1988, 9063), (2014, 8946), (2226, 8094), (2394, 7526), (2556, 7049), (2698, 6678), (2982, 6042), (3021, 5964), (3339, 5396), (3763, 4788), (4028, 4473), (4047, 4452)]