20736691929

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{10520899}}^1$

素因数の和:10520981

約数の個数: 16

約数和(自身を含む): 31141864000

約数和(自身を除く): 10405172071

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 10520899, 31562697, 94688091, 284064273, 768025627, 2304076881, 6912230643, 20736691929]

約数ペア:

[(1, 20736691929), (3, 6912230643), (9, 2304076881), (27, 768025627), (73, 284064273), (219, 94688091), (657, 31562697), (1971, 10520899)]