20111383959

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{9859}}^1$

素因数の和:10151

約数の個数: 32

約数和(自身を含む): 27817505280

約数和(自身を除く): 7706121321

約数列:

[1, 3, 61, 71, 157, 183, 213, 471, 4331, 9577, 9859, 11147, 12993, 28731, 29577, 33441, 601399, 679967, 699989, 1547863, 1804197, 2039901, 2099967, 4643589, 42699329, 94419643, 109898273, 128097987, 283258929, 329694819, 6703794653, 20111383959]

約数ペア:

[(1, 20111383959), (3, 6703794653), (61, 329694819), (71, 283258929), (157, 128097987), (183, 109898273), (213, 94419643), (471, 42699329), (4331, 4643589), (9577, 2099967), (9859, 2039901), (11147, 1804197), (12993, 1547863), (28731, 699989), (29577, 679967), (33441, 601399)]