20550871179

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{1137733}}^1$

素因数の和:1137968

約数の個数: 20

約数和(自身を含む): 30837142336

約数和(自身を除く): 10286271157

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 6021, 18063, 1137733, 3413199, 10239597, 30718791, 92156373, 253714459, 761143377, 2283430131, 6850290393, 20550871179]

約数ペア:

[(1, 20550871179), (3, 6850290393), (9, 2283430131), (27, 761143377), (81, 253714459), (223, 92156373), (669, 30718791), (2007, 10239597), (6021, 3413199), (18063, 1137733)]