19511296

素因数分解:

$2^{11}\times 7^1\times {\mathrm{1361}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 44619120

約数和(自身を除く): 25107824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1361, 1792, 2048, 2722, 3584, 5444, 7168, 9527, 10888, 14336, 19054, 21776, 38108, 43552, 76216, 87104, 152432, 174208, 304864, 348416, 609728, 696832, 1219456, 1393664, 2438912, 2787328, 4877824, 9755648, 19511296]

約数ペア:

[(1, 19511296), (2, 9755648), (4, 4877824), (7, 2787328), (8, 2438912), (14, 1393664), (16, 1219456), (28, 696832), (32, 609728), (56, 348416), (64, 304864), (112, 174208), (128, 152432), (224, 87104), (256, 76216), (448, 43552), (512, 38108), (896, 21776), (1024, 19054), (1361, 14336), (1792, 10888), (2048, 9527), (2722, 7168), (3584, 5444)]