18974021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{42071}}^1$

素因数の和:42123

約数の個数: 8

約数和(自身を含む): 21204288

約数和(自身を除く): 2230267

約数列:

[1, 11, 41, 451, 42071, 462781, 1724911, 18974021]

約数ペア:

[(1, 18974021), (11, 1724911), (41, 462781), (451, 42071)]