128577424

素因数分解:

$2^4\times {\mathrm{857}}^1\times {\mathrm{9377}}^1$

素因数の和:10242

約数の個数: 20

約数和(自身を含む): 249436044

約数和(自身を除く): 120858620

約数列:

[1, 2, 4, 8, 16, 857, 1714, 3428, 6856, 9377, 13712, 18754, 37508, 75016, 150032, 8036089, 16072178, 32144356, 64288712, 128577424]

約数ペア:

[(1, 128577424), (2, 64288712), (4, 32144356), (8, 16072178), (16, 8036089), (857, 150032), (1714, 75016), (3428, 37508), (6856, 18754), (9377, 13712)]