208947902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{20441}}^1$

素因数の和:20731

約数の個数: 16

約数和(自身を含む): 331160400

約数和(自身を除く): 122212498

約数列:

[1, 2, 19, 38, 269, 538, 5111, 10222, 20441, 40882, 388379, 776758, 5498629, 10997258, 104473951, 208947902]

約数ペア:

[(1, 208947902), (2, 104473951), (19, 10997258), (38, 5498629), (269, 776758), (538, 388379), (5111, 40882), (10222, 20441)]