20155434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258403}}^1$

素因数の和:258421

約数の個数: 16

約数和(自身を含む): 43411872

約数和(自身を除く): 23256438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258403, 516806, 775209, 1550418, 3359239, 6718478, 10077717, 20155434]

約数ペア:

[(1, 20155434), (2, 10077717), (3, 6718478), (6, 3359239), (13, 1550418), (26, 775209), (39, 516806), (78, 258403)]