208891984

素因数分解:

$2^4\times 7^1\times {\mathrm{1865107}}^1$

素因数の和:1865122

約数の個数: 20

約数和(自身を含む): 462546784

約数和(自身を除く): 253654800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1865107, 3730214, 7460428, 13055749, 14920856, 26111498, 29841712, 52222996, 104445992, 208891984]

約数ペア:

[(1, 208891984), (2, 104445992), (4, 52222996), (7, 29841712), (8, 26111498), (14, 14920856), (16, 13055749), (28, 7460428), (56, 3730214), (112, 1865107)]