18522320

素因数分解:

$2^4\times 5^1\times {\mathrm{231529}}^1$

素因数の和:231542

約数の個数: 20

約数和(自身を含む): 43064580

約数和(自身を除く): 24542260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 231529, 463058, 926116, 1157645, 1852232, 2315290, 3704464, 4630580, 9261160, 18522320]

約数ペア:

[(1, 18522320), (2, 9261160), (4, 4630580), (5, 3704464), (8, 2315290), (10, 1852232), (16, 1157645), (20, 926116), (40, 463058), (80, 231529)]