20154631

素因数分解:

$7^2\times {\mathrm{239}}^1\times {\mathrm{1721}}^1$

素因数の和:1974

約数の個数: 12

約数和(自身を含む): 23556960

約数和(自身を除く): 3402329

約数列:

[1, 7, 49, 239, 1673, 1721, 11711, 12047, 84329, 411319, 2879233, 20154631]

約数ペア:

[(1, 20154631), (7, 2879233), (49, 411319), (239, 84329), (1673, 12047), (1721, 11711)]