20931694

素因数分解:

$2^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{1439}}^1$

素因数の和:2487

約数の個数: 16

約数和(自身を含む): 35942400

約数和(自身を除く): 15010706

約数列:

[1, 2, 7, 14, 1039, 1439, 2078, 2878, 7273, 10073, 14546, 20146, 1495121, 2990242, 10465847, 20931694]

約数ペア:

[(1, 20931694), (2, 10465847), (7, 2990242), (14, 1495121), (1039, 20146), (1439, 14546), (2078, 10073), (2878, 7273)]