19514814

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{647}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 42736896

約数和(自身を除く): 23222082

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 457, 647, 914, 1294, 1371, 1941, 2742, 3882, 5027, 7117, 10054, 14234, 15081, 21351, 30162, 42702, 295679, 591358, 887037, 1774074, 3252469, 6504938, 9757407, 19514814]

約数ペア:

[(1, 19514814), (2, 9757407), (3, 6504938), (6, 3252469), (11, 1774074), (22, 887037), (33, 591358), (66, 295679), (457, 42702), (647, 30162), (914, 21351), (1294, 15081), (1371, 14234), (1941, 10054), (2742, 7117), (3882, 5027)]