19033421

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 23365440

約数和(自身を除く): 4332019

約数列:

[1, 11, 17, 19, 121, 187, 209, 323, 487, 2057, 2299, 3553, 5357, 8279, 9253, 39083, 58927, 91069, 101783, 157301, 1001759, 1119613, 1730311, 19033421]

約数ペア:

[(1, 19033421), (11, 1730311), (17, 1119613), (19, 1001759), (121, 157301), (187, 101783), (209, 91069), (323, 58927), (487, 39083), (2057, 9253), (2299, 8279), (3553, 5357)]