18630417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{883}}^1$

素因数の和:1440

約数の個数: 16

約数和(自身を含む): 26831168

約数和(自身を除く): 8200751

約数列:

[1, 3, 13, 39, 541, 883, 1623, 2649, 7033, 11479, 21099, 34437, 477703, 1433109, 6210139, 18630417]

約数ペア:

[(1, 18630417), (3, 6210139), (13, 1433109), (39, 477703), (541, 34437), (883, 21099), (1623, 11479), (2649, 7033)]