18909436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51949}}^1$

素因数の和:51973

約数の個数: 24

約数和(自身を含む): 40728800

約数和(自身を除く): 21819364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51949, 103898, 207796, 363643, 675337, 727286, 1350674, 1454572, 2701348, 4727359, 9454718, 18909436]

約数ペア:

[(1, 18909436), (2, 9454718), (4, 4727359), (7, 2701348), (13, 1454572), (14, 1350674), (26, 727286), (28, 675337), (52, 363643), (91, 207796), (182, 103898), (364, 51949)]