20803371008

素因数分解:

$2^{14}\times 7^2\times {\mathrm{25913}}^1$

素因数の和:25955

約数の個数: 90

約数和(自身を含む): 48400070166

約数和(自身を除く): 27596699158

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 2048, 3136, 3584, 4096, 6272, 7168, 8192, 12544, 14336, 16384, 25088, 25913, 28672, 50176, 51826, 57344, 100352, 103652, 114688, 181391, 200704, 207304, 362782, 401408, 414608, 725564, 802816, 829216, 1269737, 1451128, 1658432, 2539474, 2902256, 3316864, 5078948, 5804512, 6633728, 10157896, 11609024, 13267456, 20315792, 23218048, 26534912, 40631584, 46436096, 53069824, 81263168, 92872192, 106139648, 162526336, 185744384, 212279296, 325052672, 371488768, 424558592, 650105344, 742977536, 1300210688, 1485955072, 2600421376, 2971910144, 5200842752, 10401685504, 20803371008]

約数ペア:

[(1, 20803371008), (2, 10401685504), (4, 5200842752), (7, 2971910144), (8, 2600421376), (14, 1485955072), (16, 1300210688), (28, 742977536), (32, 650105344), (49, 424558592), (56, 371488768), (64, 325052672), (98, 212279296), (112, 185744384), (128, 162526336), (196, 106139648), (224, 92872192), (256, 81263168), (392, 53069824), (448, 46436096), (512, 40631584), (784, 26534912), (896, 23218048), (1024, 20315792), (1568, 13267456), (1792, 11609024), (2048, 10157896), (3136, 6633728), (3584, 5804512), (4096, 5078948), (6272, 3316864), (7168, 2902256), (8192, 2539474), (12544, 1658432), (14336, 1451128), (16384, 1269737), (25088, 829216), (25913, 802816), (28672, 725564), (50176, 414608), (51826, 401408), (57344, 362782), (100352, 207304), (103652, 200704), (114688, 181391)]