19016986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5623}}^1$

素因数の和:5733

約数の個数: 16

約数和(自身を含む): 30369600

約数和(自身を除く): 11352614

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 5623, 11246, 106837, 213674, 500447, 1000894, 9508493, 19016986]

約数ペア:

[(1, 19016986), (2, 9508493), (19, 1000894), (38, 500447), (89, 213674), (178, 106837), (1691, 11246), (3382, 5623)]