19976404

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2521}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 40109888

約数和(自身を除く): 20133484

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 2521, 3962, 5042, 7924, 10084, 17647, 35294, 70588, 713443, 1426886, 2853772, 4994101, 9988202, 19976404]

約数ペア:

[(1, 19976404), (2, 9988202), (4, 4994101), (7, 2853772), (14, 1426886), (28, 713443), (283, 70588), (566, 35294), (1132, 17647), (1981, 10084), (2521, 7924), (3962, 5042)]