19389207

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3557}}^1$

素因数の和:3662

約数の個数: 16

約数和(自身を含む): 27325440

約数和(自身を除く): 7936233

約数列:

[1, 3, 23, 69, 79, 237, 1817, 3557, 5451, 10671, 81811, 245433, 281003, 843009, 6463069, 19389207]

約数ペア:

[(1, 19389207), (3, 6463069), (23, 843009), (69, 281003), (79, 245433), (237, 81811), (1817, 10671), (3557, 5451)]