18669963

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2003}}^1$

素因数の和:2258

約数の個数: 16

約数和(自身を含む): 26933760

約数和(自身を除く): 8263797

約数列:

[1, 3, 13, 39, 239, 717, 2003, 3107, 6009, 9321, 26039, 78117, 478717, 1436151, 6223321, 18669963]

約数ペア:

[(1, 18669963), (3, 6223321), (13, 1436151), (39, 478717), (239, 78117), (717, 26039), (2003, 9321), (3107, 6009)]