18801739

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:986

約数の個数: 16

約数和(自身を含む): 21482496

約数和(自身を除く): 2680757

約数列:

[1, 11, 41, 47, 451, 517, 887, 1927, 9757, 21197, 36367, 41689, 400037, 458579, 1709249, 18801739]

約数ペア:

[(1, 18801739), (11, 1709249), (41, 458579), (47, 400037), (451, 41689), (517, 36367), (887, 21197), (1927, 9757)]