19131983

素因数分解:

${\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1433}}^1$

素因数の和:1538

約数の個数: 12

約数和(自身を含む): 20993760

約数和(自身を除く): 1861777

約数列:

[1, 13, 79, 169, 1027, 1433, 13351, 18629, 113207, 242177, 1471691, 19131983]

約数ペア:

[(1, 19131983), (13, 1471691), (79, 242177), (169, 113207), (1027, 18629), (1433, 13351)]