209888046

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{52289}}^1$

素因数の和:52520

約数の個数: 24

約数和(自身を含む): 456805440

約数和(自身を除く): 246917394

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 52289, 104578, 156867, 313734, 470601, 941202, 11660447, 23320894, 34981341, 69962682, 104944023, 209888046]

約数ペア:

[(1, 209888046), (2, 104944023), (3, 69962682), (6, 34981341), (9, 23320894), (18, 11660447), (223, 941202), (446, 470601), (669, 313734), (1338, 156867), (2007, 104578), (4014, 52289)]