20196873

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{31607}}^1$

素因数の和:31684

約数の個数: 12

約数和(自身を含む): 29585088

約数和(自身を除く): 9388215

約数列:

[1, 3, 9, 71, 213, 639, 31607, 94821, 284463, 2244097, 6732291, 20196873]

約数ペア:

[(1, 20196873), (3, 6732291), (9, 2244097), (71, 284463), (213, 94821), (639, 31607)]