19951616

素因数分解:

$2^{12}\times {\mathrm{4871}}^1$

素因数の和:4895

約数の個数: 26

約数和(自身を含む): 39906552

約数和(自身を除く): 19954936

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 4871, 9742, 19484, 38968, 77936, 155872, 311744, 623488, 1246976, 2493952, 4987904, 9975808, 19951616]

約数ペア:

[(1, 19951616), (2, 9975808), (4, 4987904), (8, 2493952), (16, 1246976), (32, 623488), (64, 311744), (128, 155872), (256, 77936), (512, 38968), (1024, 19484), (2048, 9742), (4096, 4871)]