19313349

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8243}}^1$

素因数の和:8328

約数の個数: 16

約数和(自身を含む): 28491264

約数和(自身を除く): 9177915

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8243, 24729, 90673, 272019, 585253, 1755759, 6437783, 19313349]

約数ペア:

[(1, 19313349), (3, 6437783), (11, 1755759), (33, 585253), (71, 272019), (213, 90673), (781, 24729), (2343, 8243)]