19932951

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{809}}^1$

素因数の和:1046

約数の個数: 16

約数和(自身を含む): 27371520

約数和(自身を除く): 7438569

約数列:

[1, 3, 43, 129, 191, 573, 809, 2427, 8213, 24639, 34787, 104361, 154519, 463557, 6644317, 19932951]

約数ペア:

[(1, 19932951), (3, 6644317), (43, 463557), (129, 154519), (191, 104361), (573, 34787), (809, 24639), (2427, 8213)]