17928963

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{523}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 28038192

約数和(自身を除く): 10109229

約数列:

[1, 3, 9, 13, 39, 117, 293, 523, 879, 1569, 2637, 3809, 4707, 6799, 11427, 20397, 34281, 61191, 153239, 459717, 1379151, 1992107, 5976321, 17928963]

約数ペア:

[(1, 17928963), (3, 5976321), (9, 1992107), (13, 1379151), (39, 459717), (117, 153239), (293, 61191), (523, 34281), (879, 20397), (1569, 11427), (2637, 6799), (3809, 4707)]