38994004

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 86120160

約数和(自身を除く): 47126156

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 49, 74, 76, 98, 133, 148, 196, 259, 266, 283, 518, 532, 566, 703, 931, 1036, 1132, 1406, 1813, 1862, 1981, 2812, 3626, 3724, 3962, 4921, 5377, 7252, 7924, 9842, 10471, 10754, 13867, 19684, 20942, 21508, 27734, 34447, 37639, 41884, 55468, 68894, 73297, 75278, 137788, 146594, 150556, 198949, 263473, 293188, 397898, 513079, 526946, 795796, 1026158, 1053892, 1392643, 2052316, 2785286, 5570572, 9748501, 19497002, 38994004]

約数ペア:

[(1, 38994004), (2, 19497002), (4, 9748501), (7, 5570572), (14, 2785286), (19, 2052316), (28, 1392643), (37, 1053892), (38, 1026158), (49, 795796), (74, 526946), (76, 513079), (98, 397898), (133, 293188), (148, 263473), (196, 198949), (259, 150556), (266, 146594), (283, 137788), (518, 75278), (532, 73297), (566, 68894), (703, 55468), (931, 41884), (1036, 37639), (1132, 34447), (1406, 27734), (1813, 21508), (1862, 20942), (1981, 19684), (2812, 13867), (3626, 10754), (3724, 10471), (3962, 9842), (4921, 7924), (5377, 7252)]