20126041719

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56375467}}^1$

素因数の和:56375494

約数の個数: 16

約数和(自身を含む): 32472269568

約数和(自身を除く): 12346227849

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56375467, 169126401, 394628269, 958382939, 1183884807, 2875148817, 6708680573, 20126041719]

約数ペア:

[(1, 20126041719), (3, 6708680573), (7, 2875148817), (17, 1183884807), (21, 958382939), (51, 394628269), (119, 169126401), (357, 56375467)]