19889900159

素因数分解:

${\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{863}}^1\times {\mathrm{3907}}^1$

素因数の和:5134

約数の個数: 16

約数和(自身を含む): 21150471168

約数和(自身を除く): 1260571009

約数列:

[1, 17, 347, 863, 3907, 5899, 14671, 66419, 299461, 1355729, 3371741, 5090837, 23047393, 57319597, 1169994127, 19889900159]

約数ペア:

[(1, 19889900159), (17, 1169994127), (347, 57319597), (863, 23047393), (3907, 5090837), (5899, 3371741), (14671, 1355729), (66419, 299461)]