18867381

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{797}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 27170304

約数和(自身を除く): 8302923

約数列:

[1, 3, 13, 39, 607, 797, 1821, 2391, 7891, 10361, 23673, 31083, 483779, 1451337, 6289127, 18867381]

約数ペア:

[(1, 18867381), (3, 6289127), (13, 1451337), (39, 483779), (607, 31083), (797, 23673), (1821, 10361), (2391, 7891)]