20022687

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{5413}}^1$

素因数の和:5559

約数の個数: 16

約数和(自身を含む): 29885280

約数和(自身を除く): 9862593

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 5413, 16239, 48717, 146151, 741581, 2224743, 6674229, 20022687]

約数ペア:

[(1, 20022687), (3, 6674229), (9, 2224743), (27, 741581), (137, 146151), (411, 48717), (1233, 16239), (3699, 5413)]