19598612

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{40493}}^1$

素因数の和:40519

約数の個数: 18

約数和(自身を含む): 37699914

約数和(自身を除く): 18101302

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 40493, 80986, 161972, 445423, 890846, 1781692, 4899653, 9799306, 19598612]

約数ペア:

[(1, 19598612), (2, 9799306), (4, 4899653), (11, 1781692), (22, 890846), (44, 445423), (121, 161972), (242, 80986), (484, 40493)]