19664697

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17387}}^1$

素因数の和:17432

約数の個数: 16

約数和(自身を含む): 29211840

約数和(自身を除く): 9547143

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 17387, 52161, 226031, 504223, 678093, 1512669, 6554899, 19664697]

約数ペア:

[(1, 19664697), (3, 6554899), (13, 1512669), (29, 678093), (39, 504223), (87, 226031), (377, 52161), (1131, 17387)]