18988946

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{499}}^1$

素因数の和:913

約数の個数: 16

約数和(自身を含む): 29160000

約数和(自身を除く): 10171054

約数列:

[1, 2, 53, 106, 359, 499, 718, 998, 19027, 26447, 38054, 52894, 179141, 358282, 9494473, 18988946]

約数ペア:

[(1, 18988946), (2, 9494473), (53, 358282), (106, 179141), (359, 52894), (499, 38054), (718, 26447), (998, 19027)]