20199803919

素因数分解:

$3^1\times {\mathrm{571}}^1\times {\mathrm{2309}}^1\times {\mathrm{5107}}^1$

素因数の和:7990

約数の個数: 16

約数和(自身を含む): 26997210240

約数和(自身を除く): 6797406321

約数列:

[1, 3, 571, 1713, 2309, 5107, 6927, 15321, 1318439, 2916097, 3955317, 8748291, 11792063, 35376189, 6733267973, 20199803919]

約数ペア:

[(1, 20199803919), (3, 6733267973), (571, 35376189), (1713, 11792063), (2309, 8748291), (5107, 3955317), (6927, 2916097), (15321, 1318439)]