2018981391

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1\times {\mathrm{1559}}^1$

素因数の和:2395

約数の個数: 32

約数和(自身を含む): 3119800320

約数和(自身を除く): 1100818929

約数列:

[1, 3, 7, 21, 83, 249, 581, 743, 1559, 1743, 2229, 4677, 5201, 10913, 15603, 32739, 61669, 129397, 185007, 388191, 431683, 905779, 1158337, 1295049, 2717337, 3475011, 8108359, 24325077, 96141971, 288425913, 672993797, 2018981391]

約数ペア:

[(1, 2018981391), (3, 672993797), (7, 288425913), (21, 96141971), (83, 24325077), (249, 8108359), (581, 3475011), (743, 2717337), (1559, 1295049), (1743, 1158337), (2229, 905779), (4677, 431683), (5201, 388191), (10913, 185007), (15603, 129397), (32739, 61669)]