17980368

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:984

約数の個数: 80

約数和(自身を含む): 54044160

約数和(自身を除く): 36063792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 59, 84, 112, 118, 168, 177, 236, 336, 354, 413, 472, 708, 826, 907, 944, 1239, 1416, 1652, 1814, 2478, 2721, 2832, 3304, 3628, 4956, 5442, 6349, 6608, 7256, 9912, 10884, 12698, 14512, 19047, 19824, 21768, 25396, 38094, 43536, 50792, 53513, 76188, 101584, 107026, 152376, 160539, 214052, 304752, 321078, 374591, 428104, 642156, 749182, 856208, 1123773, 1284312, 1498364, 2247546, 2568624, 2996728, 4495092, 5993456, 8990184, 17980368]

約数ペア:

[(1, 17980368), (2, 8990184), (3, 5993456), (4, 4495092), (6, 2996728), (7, 2568624), (8, 2247546), (12, 1498364), (14, 1284312), (16, 1123773), (21, 856208), (24, 749182), (28, 642156), (42, 428104), (48, 374591), (56, 321078), (59, 304752), (84, 214052), (112, 160539), (118, 152376), (168, 107026), (177, 101584), (236, 76188), (336, 53513), (354, 50792), (413, 43536), (472, 38094), (708, 25396), (826, 21768), (907, 19824), (944, 19047), (1239, 14512), (1416, 12698), (1652, 10884), (1814, 9912), (2478, 7256), (2721, 6608), (2832, 6349), (3304, 5442), (3628, 4956)]