18713729

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{349}}^1$

素因数の和:464

約数の個数: 12

約数和(自身を含む): 19876500

約数和(自身を除く): 1162771

約数列:

[1, 29, 43, 349, 1247, 1849, 10121, 15007, 53621, 435203, 645301, 18713729]

約数ペア:

[(1, 18713729), (29, 645301), (43, 435203), (349, 53621), (1247, 15007), (1849, 10121)]