20786204

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2237}}^1$

素因数の和:2365

約数の個数: 24

約数和(自身を含む): 38350368

約数和(自身を除く): 17564164

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 2237, 2323, 4474, 4646, 8948, 9292, 51451, 102902, 205804, 225937, 451874, 903748, 5196551, 10393102, 20786204]

約数ペア:

[(1, 20786204), (2, 10393102), (4, 5196551), (23, 903748), (46, 451874), (92, 225937), (101, 205804), (202, 102902), (404, 51451), (2237, 9292), (2323, 8948), (4474, 4646)]