18941949

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7039}}^1$

素因数の和:7081

約数の個数: 24

約数和(自身を含む): 30750720

約数和(自身を除く): 11808771

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 7039, 21117, 63351, 91507, 161897, 274521, 485691, 823563, 1457073, 2104661, 6313983, 18941949]

約数ペア:

[(1, 18941949), (3, 6313983), (9, 2104661), (13, 1457073), (23, 823563), (39, 485691), (69, 274521), (117, 161897), (207, 91507), (299, 63351), (897, 21117), (2691, 7039)]