19314267

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 30632448

約数和(自身を除く): 11318181

約数列:

[1, 3, 7, 21, 43, 73, 129, 219, 293, 301, 511, 879, 903, 1533, 2051, 3139, 6153, 9417, 12599, 21389, 21973, 37797, 64167, 65919, 88193, 149723, 264579, 449169, 919727, 2759181, 6438089, 19314267]

約数ペア:

[(1, 19314267), (3, 6438089), (7, 2759181), (21, 919727), (43, 449169), (73, 264579), (129, 149723), (219, 88193), (293, 65919), (301, 64167), (511, 37797), (879, 21973), (903, 21389), (1533, 12599), (2051, 9417), (3139, 6153)]