20563719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32797}}^1$

素因数の和:32830

約数の個数: 16

約数和(自身を含む): 31486080

約数和(自身を除く): 10922361

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 32797, 98391, 360767, 623143, 1082301, 1869429, 6854573, 20563719]

約数ペア:

[(1, 20563719), (3, 6854573), (11, 1869429), (19, 1082301), (33, 623143), (57, 360767), (209, 98391), (627, 32797)]