11900644

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{661}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 23874368

約数和(自身を除く): 11973724

約数列:

[1, 2, 4, 7, 14, 28, 643, 661, 1286, 1322, 2572, 2644, 4501, 4627, 9002, 9254, 18004, 18508, 425023, 850046, 1700092, 2975161, 5950322, 11900644]

約数ペア:

[(1, 11900644), (2, 5950322), (4, 2975161), (7, 1700092), (14, 850046), (28, 425023), (643, 18508), (661, 18004), (1286, 9254), (1322, 9002), (2572, 4627), (2644, 4501)]