18500157

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17569}}^1$

素因数の和:17594

約数の個数: 20

約数和(自身を含む): 29763580

約数和(自身を除く): 11263423

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17569, 52707, 158121, 228397, 474363, 685191, 1423089, 2055573, 6166719, 18500157]

約数ペア:

[(1, 18500157), (3, 6166719), (9, 2055573), (13, 1423089), (27, 685191), (39, 474363), (81, 228397), (117, 158121), (351, 52707), (1053, 17569)]