18986781672

素因数分解:

$2^3\times 3^7\times {\mathrm{883}}^1\times {\mathrm{1229}}^1$

素因数の和:2139

約数の個数: 128

約数和(自身を含む): 53496144000

約数和(自身を除く): 34509362328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 883, 972, 1229, 1458, 1766, 1944, 2187, 2458, 2649, 2916, 3532, 3687, 4374, 4916, 5298, 5832, 7064, 7374, 7947, 8748, 9832, 10596, 11061, 14748, 15894, 17496, 21192, 22122, 23841, 29496, 31788, 33183, 44244, 47682, 63576, 66366, 71523, 88488, 95364, 99549, 132732, 143046, 190728, 199098, 214569, 265464, 286092, 298647, 398196, 429138, 572184, 597294, 643707, 796392, 858276, 895941, 1085207, 1194588, 1287414, 1716552, 1791882, 1931121, 2170414, 2389176, 2574828, 2687823, 3255621, 3583764, 3862242, 4340828, 5149656, 5375646, 6511242, 7167528, 7724484, 8681656, 9766863, 10751292, 13022484, 15448968, 19533726, 21502584, 26044968, 29300589, 39067452, 58601178, 78134904, 87901767, 117202356, 175803534, 234404712, 263705301, 351607068, 527410602, 703214136, 791115903, 1054821204, 1582231806, 2109642408, 2373347709, 3164463612, 4746695418, 6328927224, 9493390836, 18986781672]

約数ペア:

[(1, 18986781672), (2, 9493390836), (3, 6328927224), (4, 4746695418), (6, 3164463612), (8, 2373347709), (9, 2109642408), (12, 1582231806), (18, 1054821204), (24, 791115903), (27, 703214136), (36, 527410602), (54, 351607068), (72, 263705301), (81, 234404712), (108, 175803534), (162, 117202356), (216, 87901767), (243, 78134904), (324, 58601178), (486, 39067452), (648, 29300589), (729, 26044968), (883, 21502584), (972, 19533726), (1229, 15448968), (1458, 13022484), (1766, 10751292), (1944, 9766863), (2187, 8681656), (2458, 7724484), (2649, 7167528), (2916, 6511242), (3532, 5375646), (3687, 5149656), (4374, 4340828), (4916, 3862242), (5298, 3583764), (5832, 3255621), (7064, 2687823), (7374, 2574828), (7947, 2389176), (8748, 2170414), (9832, 1931121), (10596, 1791882), (11061, 1716552), (14748, 1287414), (15894, 1194588), (17496, 1085207), (21192, 895941), (22122, 858276), (23841, 796392), (29496, 643707), (31788, 597294), (33183, 572184), (44244, 429138), (47682, 398196), (63576, 298647), (66366, 286092), (71523, 265464), (88488, 214569), (95364, 199098), (99549, 190728), (132732, 143046)]