18979081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 22118400

約数和(自身を除く): 3139319

約数列:

[1, 11, 19, 71, 209, 781, 1279, 1349, 14069, 14839, 24301, 90809, 267311, 998899, 1725371, 18979081]

約数ペア:

[(1, 18979081), (11, 1725371), (19, 998899), (71, 267311), (209, 90809), (781, 24301), (1279, 14839), (1349, 14069)]