81409946

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{18959}}^1$

素因数の和:19093

約数の個数: 16

約数和(自身を含む): 129686400

約数和(自身を除く): 48276454

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 18959, 37918, 360221, 720442, 2142367, 4284734, 40704973, 81409946]

約数ペア:

[(1, 81409946), (2, 40704973), (19, 4284734), (38, 2142367), (113, 720442), (226, 360221), (2147, 37918), (4294, 18959)]