20974724

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{169151}}^1$

素因数の和:169186

約数の個数: 12

約数和(自身を含む): 37890048

約数和(自身を除く): 16915324

約数列:

[1, 2, 4, 31, 62, 124, 169151, 338302, 676604, 5243681, 10487362, 20974724]

約数ペア:

[(1, 20974724), (2, 10487362), (4, 5243681), (31, 676604), (62, 338302), (124, 169151)]