2978911922

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11198917}}^1$

素因数の和:11198945

約数の個数: 16

約数和(自身を含む): 5375480640

約数和(自身を除く): 2396568718

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 11198917, 22397834, 78392419, 156784838, 212779423, 425558846, 1489455961, 2978911922]

約数ペア:

[(1, 2978911922), (2, 1489455961), (7, 425558846), (14, 212779423), (19, 156784838), (38, 78392419), (133, 22397834), (266, 11198917)]