20219025057

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{818021}}^1$

素因数の和:818149

約数の個数: 32

約数和(自身を含む): 33925008384

約数和(自身を除く): 13705983327

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 749, 1177, 2247, 3531, 8239, 24717, 818021, 2454063, 5726147, 8998231, 17178441, 26994693, 62987617, 87528247, 188962851, 262584741, 612697729, 962810717, 1838093187, 2888432151, 6739675019, 20219025057]

約数ペア:

[(1, 20219025057), (3, 6739675019), (7, 2888432151), (11, 1838093187), (21, 962810717), (33, 612697729), (77, 262584741), (107, 188962851), (231, 87528247), (321, 62987617), (749, 26994693), (1177, 17178441), (2247, 8998231), (3531, 5726147), (8239, 2454063), (24717, 818021)]