2040679984

素因数分解:

$2^4\times 7^1\times {\mathrm{18220357}}^1$

素因数の和:18220372

約数の個数: 20

約数和(自身を含む): 4518648784

約数和(自身を除く): 2477968800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 18220357, 36440714, 72881428, 127542499, 145762856, 255084998, 291525712, 510169996, 1020339992, 2040679984]

約数ペア:

[(1, 2040679984), (2, 1020339992), (4, 510169996), (7, 291525712), (8, 255084998), (14, 145762856), (16, 127542499), (28, 72881428), (56, 36440714), (112, 18220357)]