19459069

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 22733568

約数和(自身を除く): 3274499

約数列:

[1, 7, 103, 137, 197, 721, 959, 1379, 14111, 20291, 26989, 98777, 142037, 188923, 2779867, 19459069]

約数ペア:

[(1, 19459069), (7, 2779867), (103, 188923), (137, 142037), (197, 98777), (721, 26989), (959, 20291), (1379, 14111)]