20400754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5689}}^1$

素因数の和:5865

約数の個数: 16

約数和(自身を含む): 33593760

約数和(自身を除く): 13193006

約数列:

[1, 2, 11, 22, 163, 326, 1793, 3586, 5689, 11378, 62579, 125158, 927307, 1854614, 10200377, 20400754]

約数ペア:

[(1, 20400754), (2, 10200377), (11, 1854614), (22, 927307), (163, 125158), (326, 62579), (1793, 11378), (3586, 5689)]