81345422

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{49783}}^1$

素因数の和:49847

約数の個数: 16

約数和(自身を含む): 131429760

約数和(自身を除く): 50084338

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 49783, 99566, 945877, 1891754, 2140669, 4281338, 40672711, 81345422]

約数ペア:

[(1, 81345422), (2, 40672711), (19, 4281338), (38, 2140669), (43, 1891754), (86, 945877), (817, 99566), (1634, 49783)]