19169227

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2417}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 24141312

約数和(自身を除く): 4972085

約数列:

[1, 7, 11, 77, 103, 721, 1133, 2417, 7931, 16919, 26587, 186109, 248951, 1742657, 2738461, 19169227]

約数ペア:

[(1, 19169227), (7, 2738461), (11, 1742657), (77, 248951), (103, 186109), (721, 26587), (1133, 16919), (2417, 7931)]