20666041

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 23390208

約数和(自身を除く): 2724167

約数列:

[1, 11, 47, 71, 517, 563, 781, 3337, 6193, 26461, 36707, 39973, 291071, 439703, 1878731, 20666041]

約数ペア:

[(1, 20666041), (11, 1878731), (47, 439703), (71, 291071), (517, 39973), (563, 36707), (781, 26461), (3337, 6193)]