19089878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4421}}^1$

素因数の和:4567

約数の個数: 16

約数和(自身を含む): 30564864

約数和(自身を除く): 11474986

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4421, 8842, 75157, 150314, 561467, 1122934, 9544939, 19089878]

約数ペア:

[(1, 19089878), (2, 9544939), (17, 1122934), (34, 561467), (127, 150314), (254, 75157), (2159, 8842), (4318, 4421)]