19432912

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11351}}^1$

素因数の和:11466

約数の個数: 20

約数和(自身を含む): 38006496

約数和(自身を除く): 18573584

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11351, 22702, 45404, 90808, 181616, 1214557, 2429114, 4858228, 9716456, 19432912]

約数ペア:

[(1, 19432912), (2, 9716456), (4, 4858228), (8, 2429114), (16, 1214557), (107, 181616), (214, 90808), (428, 45404), (856, 22702), (1712, 11351)]