19708748

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2393}}^1$

素因数の和:2497

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 16488532

約数列:

[1, 2, 4, 29, 58, 71, 116, 142, 284, 2059, 2393, 4118, 4786, 8236, 9572, 69397, 138794, 169903, 277588, 339806, 679612, 4927187, 9854374, 19708748]

約数ペア:

[(1, 19708748), (2, 9854374), (4, 4927187), (29, 679612), (58, 339806), (71, 277588), (116, 169903), (142, 138794), (284, 69397), (2059, 9572), (2393, 8236), (4118, 4786)]