20693211

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3089}}^1$

素因数の和:3139

約数の個数: 32

約数和(自身を含む): 35596800

約数和(自身を除く): 14903589

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 3089, 6699, 9267, 21623, 33979, 64869, 89581, 101937, 237853, 268743, 627067, 713559, 985391, 1881201, 2956173, 6897737, 20693211]

約数ペア:

[(1, 20693211), (3, 6897737), (7, 2956173), (11, 1881201), (21, 985391), (29, 713559), (33, 627067), (77, 268743), (87, 237853), (203, 101937), (231, 89581), (319, 64869), (609, 33979), (957, 21623), (2233, 9267), (3089, 6699)]