20882565

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42187}}^1$

素因数の和:42209

約数の個数: 24

約数和(自身を含む): 39487968

約数和(自身を除く): 18605403

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 42187, 126561, 210935, 379683, 464057, 632805, 1392171, 1898415, 2320285, 4176513, 6960855, 20882565]

約数ペア:

[(1, 20882565), (3, 6960855), (5, 4176513), (9, 2320285), (11, 1898415), (15, 1392171), (33, 632805), (45, 464057), (55, 379683), (99, 210935), (165, 126561), (495, 42187)]