388206566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{21493}}^1$

素因数の和:22327

約数の個数: 16

約数和(自身を含む): 636050448

約数和(自身を除く): 247843882

約数列:

[1, 2, 11, 22, 821, 1642, 9031, 18062, 21493, 42986, 236423, 472846, 17645753, 35291506, 194103283, 388206566]

約数ペア:

[(1, 388206566), (2, 194103283), (11, 35291506), (22, 17645753), (821, 472846), (1642, 236423), (9031, 42986), (18062, 21493)]