19140543

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{12437}}^1$

素因数の和:12468

約数の個数: 20

約数和(自身を含む): 30099960

約数和(自身を除く): 10959417

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 12437, 37311, 111933, 236303, 335799, 708909, 1007397, 2126727, 6380181, 19140543]

約数ペア:

[(1, 19140543), (3, 6380181), (9, 2126727), (19, 1007397), (27, 708909), (57, 335799), (81, 236303), (171, 111933), (513, 37311), (1539, 12437)]