2200979209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{18839}}^1$

素因数の和:18925

約数の個数: 32

約数和(自身を含む): 2785305600

約数和(自身を除く): 584326391

約数列:

[1, 11, 13, 19, 43, 143, 209, 247, 473, 559, 817, 2717, 6149, 8987, 10621, 18839, 116831, 207229, 244907, 357941, 810077, 2693977, 3937351, 4653233, 8910847, 10531001, 15391463, 51185563, 115841011, 169306093, 200089019, 2200979209]

約数ペア:

[(1, 2200979209), (11, 200089019), (13, 169306093), (19, 115841011), (43, 51185563), (143, 15391463), (209, 10531001), (247, 8910847), (473, 4653233), (559, 3937351), (817, 2693977), (2717, 810077), (6149, 357941), (8987, 244907), (10621, 207229), (18839, 116831)]