20239899

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{569}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 7338981

約数列:

[1, 3, 71, 167, 213, 501, 569, 1707, 11857, 35571, 40399, 95023, 121197, 285069, 6746633, 20239899]

約数ペア:

[(1, 20239899), (3, 6746633), (71, 285069), (167, 121197), (213, 95023), (501, 40399), (569, 35571), (1707, 11857)]