19789706

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1531}}^1$

素因数の和:1837

約数の個数: 16

約数和(自身を含む): 31105728

約数和(自身を除く): 11316022

約数列:

[1, 2, 23, 46, 281, 562, 1531, 3062, 6463, 12926, 35213, 70426, 430211, 860422, 9894853, 19789706]

約数ペア:

[(1, 19789706), (2, 9894853), (23, 860422), (46, 430211), (281, 70426), (562, 35213), (1531, 12926), (3062, 6463)]