18638451

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53101}}^1$

素因数の和:53123

約数の個数: 16

約数和(自身を含む): 29737120

約数和(自身を除く): 11098669

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 53101, 159303, 477909, 690313, 1433727, 2070939, 6212817, 18638451]

約数ペア:

[(1, 18638451), (3, 6212817), (9, 2070939), (13, 1433727), (27, 690313), (39, 477909), (117, 159303), (351, 53101)]