20475532

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9497}}^1$

素因数の和:9526

約数の個数: 36

約数和(自身を含む): 45476424

約数和(自身を除く): 25000892

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 9497, 18994, 37988, 66479, 104467, 132958, 208934, 265916, 417868, 465353, 731269, 930706, 1462538, 1861412, 2925076, 5118883, 10237766, 20475532]

約数ペア:

[(1, 20475532), (2, 10237766), (4, 5118883), (7, 2925076), (11, 1861412), (14, 1462538), (22, 930706), (28, 731269), (44, 465353), (49, 417868), (77, 265916), (98, 208934), (154, 132958), (196, 104467), (308, 66479), (539, 37988), (1078, 18994), (2156, 9497)]