20900608

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4297}}^1$

素因数の和:4332

約数の個数: 36

約数和(自身を含む): 43925560

約数和(自身を除く): 23024952

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4297, 4864, 8594, 17188, 34376, 68752, 81643, 137504, 163286, 275008, 326572, 550016, 653144, 1100032, 1306288, 2612576, 5225152, 10450304, 20900608]

約数ペア:

[(1, 20900608), (2, 10450304), (4, 5225152), (8, 2612576), (16, 1306288), (19, 1100032), (32, 653144), (38, 550016), (64, 326572), (76, 275008), (128, 163286), (152, 137504), (256, 81643), (304, 68752), (608, 34376), (1216, 17188), (2432, 8594), (4297, 4864)]