19459791

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{55441}}^1$

素因数の和:55463

約数の個数: 16

約数和(自身を含む): 31047520

約数和(自身を除く): 11587729

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 55441, 166323, 498969, 720733, 1496907, 2162199, 6486597, 19459791]

約数ペア:

[(1, 19459791), (3, 6486597), (9, 2162199), (13, 1496907), (27, 720733), (39, 498969), (117, 166323), (351, 55441)]