20265298

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3863}}^1$

素因数の和:3969

約数の個数: 16

約数和(自身を含む): 31622976

約数和(自身を除く): 11357678

約数列:

[1, 2, 43, 61, 86, 122, 2623, 3863, 5246, 7726, 166109, 235643, 332218, 471286, 10132649, 20265298]

約数ペア:

[(1, 20265298), (2, 10132649), (43, 471286), (61, 332218), (86, 235643), (122, 166109), (2623, 7726), (3863, 5246)]