19691022

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{252449}}^1$

素因数の和:252467

約数の個数: 16

約数和(自身を含む): 42411600

約数和(自身を除く): 22720578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 252449, 504898, 757347, 1514694, 3281837, 6563674, 9845511, 19691022]

約数ペア:

[(1, 19691022), (2, 9845511), (3, 6563674), (6, 3281837), (13, 1514694), (26, 757347), (39, 504898), (78, 252449)]