19994234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7187}}^1$

素因数の和:7309

約数の個数: 16

約数和(自身を含む): 32604768

約数和(自身を除く): 12610534

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 7187, 14374, 93431, 186862, 769009, 1538018, 9997117, 19994234]

約数ペア:

[(1, 19994234), (2, 9997117), (13, 1538018), (26, 769009), (107, 186862), (214, 93431), (1391, 14374), (2782, 7187)]