19791872

素因数分解:

$2^{17}\times {\mathrm{151}}^1$

素因数の和:185

約数の個数: 36

約数和(自身を含む): 39845736

約数和(自身を除く): 20053864

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 256, 302, 512, 604, 1024, 1208, 2048, 2416, 4096, 4832, 8192, 9664, 16384, 19328, 32768, 38656, 65536, 77312, 131072, 154624, 309248, 618496, 1236992, 2473984, 4947968, 9895936, 19791872]

約数ペア:

[(1, 19791872), (2, 9895936), (4, 4947968), (8, 2473984), (16, 1236992), (32, 618496), (64, 309248), (128, 154624), (151, 131072), (256, 77312), (302, 65536), (512, 38656), (604, 32768), (1024, 19328), (1208, 16384), (2048, 9664), (2416, 8192), (4096, 4832)]