18843153

素因数分解:

$3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{1493}}^1$

素因数の和:2104

約数の個数: 16

約数和(自身を含む): 28780416

約数和(自身を除く): 9937263

約数列:

[1, 3, 7, 21, 601, 1493, 1803, 4207, 4479, 10451, 12621, 31353, 897293, 2691879, 6281051, 18843153]

約数ペア:

[(1, 18843153), (3, 6281051), (7, 2691879), (21, 897293), (601, 31353), (1493, 12621), (1803, 10451), (4207, 4479)]