19990432944

素因数分解:

$2^4\times 3^2\times {\mathrm{138822451}}^1$

素因数の和:138822465

約数の個数: 30

約数和(自身を含む): 55945448156

約数和(自身を除く): 35955015212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 138822451, 277644902, 416467353, 555289804, 832934706, 1110579608, 1249402059, 1665869412, 2221159216, 2498804118, 3331738824, 4997608236, 6663477648, 9995216472, 19990432944]

約数ペア:

[(1, 19990432944), (2, 9995216472), (3, 6663477648), (4, 4997608236), (6, 3331738824), (8, 2498804118), (9, 2221159216), (12, 1665869412), (16, 1249402059), (18, 1110579608), (24, 832934706), (36, 555289804), (48, 416467353), (72, 277644902), (144, 138822451)]