18995493

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 10864347

約数列:

[1, 3, 11, 23, 29, 33, 69, 87, 253, 319, 667, 759, 863, 957, 2001, 2589, 7337, 9493, 19849, 22011, 25027, 28479, 59547, 75081, 218339, 275297, 575621, 655017, 825891, 1726863, 6331831, 18995493]

約数ペア:

[(1, 18995493), (3, 6331831), (11, 1726863), (23, 825891), (29, 655017), (33, 575621), (69, 275297), (87, 218339), (253, 75081), (319, 59547), (667, 28479), (759, 25027), (863, 22011), (957, 19849), (2001, 9493), (2589, 7337)]