81920944

素因数分解:

$2^4\times 7^2\times {\mathrm{104491}}^1$

素因数の和:104513

約数の個数: 30

約数和(自身を含む): 184637364

約数和(自身を除く): 102716420

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 104491, 208982, 417964, 731437, 835928, 1462874, 1671856, 2925748, 5120059, 5851496, 10240118, 11702992, 20480236, 40960472, 81920944]

約数ペア:

[(1, 81920944), (2, 40960472), (4, 20480236), (7, 11702992), (8, 10240118), (14, 5851496), (16, 5120059), (28, 2925748), (49, 1671856), (56, 1462874), (98, 835928), (112, 731437), (196, 417964), (392, 208982), (784, 104491)]