2155779444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103903}}^1$

素因数の和:103949

約数の個数: 96

約数和(自身を含む): 6516858880

約数和(自身を除く): 4361079436

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 182, 228, 247, 266, 273, 364, 399, 494, 532, 546, 741, 798, 988, 1092, 1482, 1596, 1729, 2964, 3458, 5187, 6916, 10374, 20748, 103903, 207806, 311709, 415612, 623418, 727321, 1246836, 1350739, 1454642, 1974157, 2181963, 2701478, 2909284, 3948314, 4052217, 4363926, 5402956, 5922471, 7896628, 8104434, 8727852, 9455173, 11844942, 13819099, 16208868, 18910346, 23689884, 25664041, 27638198, 28365519, 37820692, 41457297, 51328082, 55276396, 56731038, 76992123, 82914594, 102656164, 113462076, 153984246, 165829188, 179648287, 307968492, 359296574, 538944861, 718593148, 1077889722, 2155779444]

約数ペア:

[(1, 2155779444), (2, 1077889722), (3, 718593148), (4, 538944861), (6, 359296574), (7, 307968492), (12, 179648287), (13, 165829188), (14, 153984246), (19, 113462076), (21, 102656164), (26, 82914594), (28, 76992123), (38, 56731038), (39, 55276396), (42, 51328082), (52, 41457297), (57, 37820692), (76, 28365519), (78, 27638198), (84, 25664041), (91, 23689884), (114, 18910346), (133, 16208868), (156, 13819099), (182, 11844942), (228, 9455173), (247, 8727852), (266, 8104434), (273, 7896628), (364, 5922471), (399, 5402956), (494, 4363926), (532, 4052217), (546, 3948314), (741, 2909284), (798, 2701478), (988, 2181963), (1092, 1974157), (1482, 1454642), (1596, 1350739), (1729, 1246836), (2964, 727321), (3458, 623418), (5187, 415612), (6916, 311709), (10374, 207806), (20748, 103903)]