17980845

素因数分解:

$3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6211}}^1$

素因数の和:6412

約数の個数: 16

約数和(自身を含む): 28923072

約数和(自身を除く): 10942227

約数列:

[1, 3, 5, 15, 193, 579, 965, 2895, 6211, 18633, 31055, 93165, 1198723, 3596169, 5993615, 17980845]

約数ペア:

[(1, 17980845), (3, 5993615), (5, 3596169), (15, 1198723), (193, 93165), (579, 31055), (965, 18633), (2895, 6211)]