207172018

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{20149}}^1$

素因数の和:20301

約数の個数: 16

約数和(自身を含む): 319901400

約数和(自身を除く): 112729382

約数列:

[1, 2, 53, 97, 106, 194, 5141, 10282, 20149, 40298, 1067897, 1954453, 2135794, 3908906, 103586009, 207172018]

約数ペア:

[(1, 207172018), (2, 103586009), (53, 3908906), (97, 2135794), (106, 1954453), (194, 1067897), (5141, 40298), (10282, 20149)]