19080971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{683}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 23595264

約数和(自身を除く): 4514293

約数列:

[1, 7, 13, 91, 307, 683, 2149, 3991, 4781, 8879, 27937, 62153, 209681, 1467767, 2725853, 19080971]

約数ペア:

[(1, 19080971), (7, 2725853), (13, 1467767), (91, 209681), (307, 62153), (683, 27937), (2149, 8879), (3991, 4781)]