18426772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 43352064

約数和(自身を除く): 24925292

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 31, 46, 52, 62, 71, 91, 92, 124, 142, 161, 182, 217, 284, 299, 322, 364, 403, 434, 497, 598, 644, 713, 806, 868, 923, 994, 1196, 1426, 1612, 1633, 1846, 1988, 2093, 2201, 2821, 2852, 3266, 3692, 4186, 4402, 4991, 5642, 6461, 6532, 8372, 8804, 9269, 9982, 11284, 11431, 12922, 15407, 18538, 19964, 21229, 22862, 25844, 28613, 30814, 37076, 42458, 45724, 50623, 57226, 61628, 64883, 84916, 101246, 114452, 129766, 148603, 200291, 202492, 259532, 297206, 354361, 400582, 594412, 658099, 708722, 801164, 1316198, 1417444, 2632396, 4606693, 9213386, 18426772]

約数ペア:

[(1, 18426772), (2, 9213386), (4, 4606693), (7, 2632396), (13, 1417444), (14, 1316198), (23, 801164), (26, 708722), (28, 658099), (31, 594412), (46, 400582), (52, 354361), (62, 297206), (71, 259532), (91, 202492), (92, 200291), (124, 148603), (142, 129766), (161, 114452), (182, 101246), (217, 84916), (284, 64883), (299, 61628), (322, 57226), (364, 50623), (403, 45724), (434, 42458), (497, 37076), (598, 30814), (644, 28613), (713, 25844), (806, 22862), (868, 21229), (923, 19964), (994, 18538), (1196, 15407), (1426, 12922), (1612, 11431), (1633, 11284), (1846, 9982), (1988, 9269), (2093, 8804), (2201, 8372), (2821, 6532), (2852, 6461), (3266, 5642), (3692, 4991), (4186, 4402)]