20413908

素因数分解:

$2^2\times 3^2\times {\mathrm{567053}}^1$

素因数の和:567063

約数の個数: 18

約数和(自身を含む): 51601914

約数和(自身を除く): 31188006

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 567053, 1134106, 1701159, 2268212, 3402318, 5103477, 6804636, 10206954, 20413908]

約数ペア:

[(1, 20413908), (2, 10206954), (3, 6804636), (4, 5103477), (6, 3402318), (9, 2268212), (12, 1701159), (18, 1134106), (36, 567053)]