19588881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3371}}^1$

素因数の和:3536

約数の個数: 16

約数和(自身を含む): 28324800

約数和(自身を除く): 8735919

約数列:

[1, 3, 13, 39, 149, 447, 1937, 3371, 5811, 10113, 43823, 131469, 502279, 1506837, 6529627, 19588881]

約数ペア:

[(1, 19588881), (3, 6529627), (13, 1506837), (39, 502279), (149, 131469), (447, 43823), (1937, 10113), (3371, 5811)]