19390265

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1637}}^1$

素因数の和:1768

約数の個数: 16

約数和(自身を含む): 24530688

約数和(自身を除く): 5140423

約数列:

[1, 5, 23, 103, 115, 515, 1637, 2369, 8185, 11845, 37651, 168611, 188255, 843055, 3878053, 19390265]

約数ペア:

[(1, 19390265), (5, 3878053), (23, 843055), (103, 188255), (115, 168611), (515, 37651), (1637, 11845), (2369, 8185)]