20847210496

素因数分解:

$2^{12}\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2683}}^1$

素因数の和:2985

約数の個数: 104

約数和(自身を含む): 47838585344

約数和(自身を除く): 26991374848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 271, 448, 512, 542, 896, 1024, 1084, 1792, 1897, 2048, 2168, 2683, 3584, 3794, 4096, 4336, 5366, 7168, 7588, 8672, 10732, 14336, 15176, 17344, 18781, 21464, 28672, 30352, 34688, 37562, 42928, 60704, 69376, 75124, 85856, 121408, 138752, 150248, 171712, 242816, 277504, 300496, 343424, 485632, 555008, 600992, 686848, 727093, 971264, 1110016, 1201984, 1373696, 1454186, 1942528, 2403968, 2747392, 2908372, 3885056, 4807936, 5089651, 5494784, 5816744, 7770112, 9615872, 10179302, 10989568, 11633488, 19231744, 20358604, 23266976, 38463488, 40717208, 46533952, 76926976, 81434416, 93067904, 162868832, 186135808, 325737664, 372271616, 651475328, 744543232, 1302950656, 1489086464, 2605901312, 2978172928, 5211802624, 10423605248, 20847210496]

約数ペア:

[(1, 20847210496), (2, 10423605248), (4, 5211802624), (7, 2978172928), (8, 2605901312), (14, 1489086464), (16, 1302950656), (28, 744543232), (32, 651475328), (56, 372271616), (64, 325737664), (112, 186135808), (128, 162868832), (224, 93067904), (256, 81434416), (271, 76926976), (448, 46533952), (512, 40717208), (542, 38463488), (896, 23266976), (1024, 20358604), (1084, 19231744), (1792, 11633488), (1897, 10989568), (2048, 10179302), (2168, 9615872), (2683, 7770112), (3584, 5816744), (3794, 5494784), (4096, 5089651), (4336, 4807936), (5366, 3885056), (7168, 2908372), (7588, 2747392), (8672, 2403968), (10732, 1942528), (14336, 1454186), (15176, 1373696), (17344, 1201984), (18781, 1110016), (21464, 971264), (28672, 727093), (30352, 686848), (34688, 600992), (37562, 555008), (42928, 485632), (60704, 343424), (69376, 300496), (75124, 277504), (85856, 242816), (121408, 171712), (138752, 150248)]