19007081397

素因数分解:

$3^2\times {\mathrm{647}}^1\times {\mathrm{3264139}}^1$

素因数の和:3264792

約数の個数: 12

約数和(自身を含む): 27497115360

約数和(自身を除く): 8490033963

約数列:

[1, 3, 9, 647, 1941, 5823, 3264139, 9792417, 29377251, 2111897933, 6335693799, 19007081397]

約数ペア:

[(1, 19007081397), (3, 6335693799), (9, 2111897933), (647, 29377251), (1941, 9792417), (5823, 3264139)]