20837404

素因数分解:

$2^2\times 7^1\times {\mathrm{839}}^1\times {\mathrm{887}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 41771520

約数和(自身を除く): 20934116

約数列:

[1, 2, 4, 7, 14, 28, 839, 887, 1678, 1774, 3356, 3548, 5873, 6209, 11746, 12418, 23492, 24836, 744193, 1488386, 2976772, 5209351, 10418702, 20837404]

約数ペア:

[(1, 20837404), (2, 10418702), (4, 5209351), (7, 2976772), (14, 1488386), (28, 744193), (839, 24836), (887, 23492), (1678, 12418), (1774, 11746), (3356, 6209), (3548, 5873)]