18939922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{953}}^1$

素因数の和:1497

約数の個数: 16

約数和(自身を含む): 29993760

約数和(自身を除く): 11053838

約数列:

[1, 2, 19, 38, 523, 953, 1046, 1906, 9937, 18107, 19874, 36214, 498419, 996838, 9469961, 18939922]

約数ペア:

[(1, 18939922), (2, 9469961), (19, 996838), (38, 498419), (523, 36214), (953, 19874), (1046, 18107), (1906, 9937)]