20079645

素因数分解:

$3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2069}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 32192640

約数和(自身を除く): 12112995

約数列:

[1, 3, 5, 15, 647, 1941, 2069, 3235, 6207, 9705, 10345, 31035, 1338643, 4015929, 6693215, 20079645]

約数ペア:

[(1, 20079645), (3, 6693215), (5, 4015929), (15, 1338643), (647, 31035), (1941, 10345), (2069, 9705), (3235, 6207)]