19949956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10369}}^1$

素因数の和:10423

約数の個数: 24

約数和(自身を含む): 38617880

約数和(自身を除く): 18667924

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10369, 20738, 41476, 134797, 269594, 383653, 539188, 767306, 1534612, 4987489, 9974978, 19949956]

約数ペア:

[(1, 19949956), (2, 9974978), (4, 4987489), (13, 1534612), (26, 767306), (37, 539188), (52, 383653), (74, 269594), (148, 134797), (481, 41476), (962, 20738), (1924, 10369)]