19288047

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2887}}^1$

素因数の和:3038

約数の個数: 16

約数和(自身を含む): 27447552

約数和(自身を除く): 8159505

約数列:

[1, 3, 17, 51, 131, 393, 2227, 2887, 6681, 8661, 49079, 147237, 378197, 1134591, 6429349, 19288047]

約数ペア:

[(1, 19288047), (3, 6429349), (17, 1134591), (51, 378197), (131, 147237), (393, 49079), (2227, 8661), (2887, 6681)]