20166219

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{18217}}^1$

素因数の和:18267

約数の個数: 16

約数和(自身を含む): 30606240

約数和(自身を除く): 10440021

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 18217, 54651, 163953, 491859, 746897, 2240691, 6722073, 20166219]

約数ペア:

[(1, 20166219), (3, 6722073), (9, 2240691), (27, 746897), (41, 491859), (123, 163953), (369, 54651), (1107, 18217)]