18280983

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{45817}}^1$

素因数の和:45846

約数の個数: 16

約数和(自身を含む): 29323520

約数和(自身を除く): 11042537

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 45817, 137451, 320719, 870523, 962157, 2611569, 6093661, 18280983]

約数ペア:

[(1, 18280983), (3, 6093661), (7, 2611569), (19, 962157), (21, 870523), (57, 320719), (133, 137451), (399, 45817)]