20944210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{691}}^1$

素因数の和:1138

約数の個数: 32

約数和(自身を含む): 43247232

約数和(自身を除く): 22303022

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 433, 691, 866, 1382, 2165, 3031, 3455, 4330, 4837, 6062, 6910, 9674, 15155, 24185, 30310, 48370, 299203, 598406, 1496015, 2094421, 2992030, 4188842, 10472105, 20944210]

約数ペア:

[(1, 20944210), (2, 10472105), (5, 4188842), (7, 2992030), (10, 2094421), (14, 1496015), (35, 598406), (70, 299203), (433, 48370), (691, 30310), (866, 24185), (1382, 15155), (2165, 9674), (3031, 6910), (3455, 6062), (4330, 4837)]