18551144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 38131200

約数和(自身を除く): 19580056

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 127, 152, 248, 254, 508, 589, 961, 1016, 1178, 1922, 2356, 2413, 3844, 3937, 4712, 4826, 7688, 7874, 9652, 15748, 18259, 19304, 31496, 36518, 73036, 74803, 122047, 146072, 149606, 244094, 299212, 488188, 598424, 976376, 2318893, 4637786, 9275572, 18551144]

約数ペア:

[(1, 18551144), (2, 9275572), (4, 4637786), (8, 2318893), (19, 976376), (31, 598424), (38, 488188), (62, 299212), (76, 244094), (124, 149606), (127, 146072), (152, 122047), (248, 74803), (254, 73036), (508, 36518), (589, 31496), (961, 19304), (1016, 18259), (1178, 15748), (1922, 9652), (2356, 7874), (2413, 7688), (3844, 4826), (3937, 4712)]