18682874495

素因数分解:

$5^1\times {\mathrm{389}}^1\times {\mathrm{691}}^1\times {\mathrm{13901}}^1$

素因数の和:14986

約数の個数: 16

約数和(自身を含む): 22511230560

約数和(自身を除く): 3828356065

約数列:

[1, 5, 389, 691, 1945, 3455, 13901, 69505, 268799, 1343995, 5407489, 9605591, 27037445, 48027955, 3736574899, 18682874495]

約数ペア:

[(1, 18682874495), (5, 3736574899), (389, 48027955), (691, 27037445), (1945, 9605591), (3455, 5407489), (13901, 1343995), (69505, 268799)]