19932561

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{7457}}^1$

素因数の和:7483

約数の個数: 24

約数和(自身を含む): 32576544

約数和(自身を除く): 12643983

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 7457, 22371, 67113, 82027, 201339, 246081, 604017, 738243, 1812051, 2214729, 6644187, 19932561]

約数ペア:

[(1, 19932561), (3, 6644187), (9, 2214729), (11, 1812051), (27, 738243), (33, 604017), (81, 246081), (99, 201339), (243, 82027), (297, 67113), (891, 22371), (2673, 7457)]