2778161008

素因数分解:

$2^4\times 7^1\times {\mathrm{24805009}}^1$

素因数の和:24805024

約数の個数: 20

約数和(自身を含む): 6151642480

約数和(自身を除く): 3373481472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 24805009, 49610018, 99220036, 173635063, 198440072, 347270126, 396880144, 694540252, 1389080504, 2778161008]

約数ペア:

[(1, 2778161008), (2, 1389080504), (4, 694540252), (7, 396880144), (8, 347270126), (14, 198440072), (16, 173635063), (28, 99220036), (56, 49610018), (112, 24805009)]