1687788164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{22207739}}^1$

素因数の和:22207762

約数の個数: 12

約数和(自身を含む): 3109083600

約数和(自身を除く): 1421295436

約数列:

[1, 2, 4, 19, 38, 76, 22207739, 44415478, 88830956, 421947041, 843894082, 1687788164]

約数ペア:

[(1, 1687788164), (2, 843894082), (4, 421947041), (19, 88830956), (38, 44415478), (76, 22207739)]