12920209

素因数分解:

${\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1549}}^1$

素因数の和:2007

約数の個数: 8

約数和(自身を含む): 13640000

約数和(自身を除く): 719791

約数列:

[1, 19, 439, 1549, 8341, 29431, 680011, 12920209]

約数ペア:

[(1, 12920209), (19, 680011), (439, 29431), (1549, 8341)]