20980442

素因数分解:

$2^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{3209}}^1$

素因数の和:3685

約数の個数: 16

約数和(自身を含む): 36054720

約数和(自身を除く): 15074278

約数列:

[1, 2, 7, 14, 467, 934, 3209, 3269, 6418, 6538, 22463, 44926, 1498603, 2997206, 10490221, 20980442]

約数ペア:

[(1, 20980442), (2, 10490221), (7, 2997206), (14, 1498603), (467, 44926), (934, 22463), (3209, 6538), (3269, 6418)]