19168105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2339}}^1$

素因数の和:2504

約数の個数: 16

約数和(自身を含む): 25272000

約数和(自身を除く): 6103895

約数列:

[1, 5, 11, 55, 149, 745, 1639, 2339, 8195, 11695, 25729, 128645, 348511, 1742555, 3833621, 19168105]

約数ペア:

[(1, 19168105), (5, 3833621), (11, 1742555), (55, 348511), (149, 128645), (745, 25729), (1639, 11695), (2339, 8195)]