20570672

素因数分解:

$2^4\times {\mathrm{1117}}^1\times {\mathrm{1151}}^1$

素因数の和:2276

約数の個数: 20

約数和(自身を含む): 39926016

約数和(自身を除く): 19355344

約数列:

[1, 2, 4, 8, 16, 1117, 1151, 2234, 2302, 4468, 4604, 8936, 9208, 17872, 18416, 1285667, 2571334, 5142668, 10285336, 20570672]

約数ペア:

[(1, 20570672), (2, 10285336), (4, 5142668), (8, 2571334), (16, 1285667), (1117, 18416), (1151, 17872), (2234, 9208), (2302, 8936), (4468, 4604)]