19150004

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 34237728

約数和(自身を除く): 15087724

約数列:

[1, 2, 4, 101, 107, 202, 214, 404, 428, 443, 886, 1772, 10807, 21614, 43228, 44743, 47401, 89486, 94802, 178972, 189604, 4787501, 9575002, 19150004]

約数ペア:

[(1, 19150004), (2, 9575002), (4, 4787501), (101, 189604), (107, 178972), (202, 94802), (214, 89486), (404, 47401), (428, 44743), (443, 43228), (886, 21614), (1772, 10807)]