20195423

素因数分解:

${\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1382

約数の個数: 12

約数和(自身を含む): 21826728

約数和(自身を除く): 1631305

約数列:

[1, 19, 43, 361, 817, 1301, 15523, 24719, 55943, 469661, 1062917, 20195423]

約数ペア:

[(1, 20195423), (19, 1062917), (43, 469661), (361, 55943), (817, 24719), (1301, 15523)]