19909283

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1571}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 22636800

約数和(自身を除く): 2727517

約数列:

[1, 19, 23, 29, 437, 551, 667, 1571, 12673, 29849, 36133, 45559, 686527, 865621, 1047857, 19909283]

約数ペア:

[(1, 19909283), (19, 1047857), (23, 865621), (29, 686527), (437, 45559), (551, 36133), (667, 29849), (1571, 12673)]