19390334

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9803}}^1$

素因数の和:9871

約数の個数: 16

約数和(自身を含む): 31059072

約数和(自身を除く): 11668738

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 9803, 19606, 225469, 421529, 450938, 843058, 9695167, 19390334]

約数ペア:

[(1, 19390334), (2, 9695167), (23, 843058), (43, 450938), (46, 421529), (86, 225469), (989, 19606), (1978, 9803)]