20801091

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{641}}^1$

素因数の和:1046

約数の個数: 16

約数和(自身を含む): 28812960

約数和(自身を除く): 8011869

約数列:

[1, 3, 29, 87, 373, 641, 1119, 1923, 10817, 18589, 32451, 55767, 239093, 717279, 6933697, 20801091]

約数ペア:

[(1, 20801091), (3, 6933697), (29, 717279), (87, 239093), (373, 55767), (641, 32451), (1119, 18589), (1923, 10817)]