12920836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{863}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 23950080

約数和(自身を除く): 11029244

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 863, 1726, 3452, 3743, 7486, 14972, 16397, 32794, 65588, 170011, 340022, 680044, 3230209, 6460418, 12920836]

約数ペア:

[(1, 12920836), (2, 6460418), (4, 3230209), (19, 680044), (38, 340022), (76, 170011), (197, 65588), (394, 32794), (788, 16397), (863, 14972), (1726, 7486), (3452, 3743)]