18982047

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53171}}^1$

素因数の和:53198

約数の個数: 16

約数和(自身を含む): 30627072

約数和(自身を除く): 11645025

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 53171, 159513, 372197, 903907, 1116591, 2711721, 6327349, 18982047]

約数ペア:

[(1, 18982047), (3, 6327349), (7, 2711721), (17, 1116591), (21, 903907), (51, 372197), (119, 159513), (357, 53171)]