20413146

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{261707}}^1$

素因数の和:261725

約数の個数: 16

約数和(自身を含む): 43966944

約数和(自身を除く): 23553798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 261707, 523414, 785121, 1570242, 3402191, 6804382, 10206573, 20413146]

約数ペア:

[(1, 20413146), (2, 10206573), (3, 6804382), (6, 3402191), (13, 1570242), (26, 785121), (39, 523414), (78, 261707)]