20941004

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9467}}^1$

素因数の和:9557

約数の個数: 24

約数和(自身を含む): 42416640

約数和(自身を除く): 21475636

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9467, 18934, 37868, 66269, 132538, 265076, 747893, 1495786, 2991572, 5235251, 10470502, 20941004]

約数ペア:

[(1, 20941004), (2, 10470502), (4, 5235251), (7, 2991572), (14, 1495786), (28, 747893), (79, 265076), (158, 132538), (316, 66269), (553, 37868), (1106, 18934), (2212, 9467)]