19818496

素因数分解:

$2^{11}\times {\mathrm{9677}}^1$

素因数の和:9699

約数の個数: 24

約数和(自身を含む): 39631410

約数和(自身を除く): 19812914

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 9677, 19354, 38708, 77416, 154832, 309664, 619328, 1238656, 2477312, 4954624, 9909248, 19818496]

約数ペア:

[(1, 19818496), (2, 9909248), (4, 4954624), (8, 2477312), (16, 1238656), (32, 619328), (64, 309664), (128, 154832), (256, 77416), (512, 38708), (1024, 19354), (2048, 9677)]